AITA for siding with my nephew over my brother, even though my brother refuses to acknowledge him?

A man stands firmly by his young nephew, the child born from his brother’s affair, even when it means cutting ties with his cheating brother and the rest of the family. He refuses to abandon the boy, viewing him as innocent and deserving of love, while his relatives demand he choose blood over the “bastard” child.

In addition, what makes the story more complicated is the recent family gathering where his wife invited both the nephew’s mother—the affair partner—and the betrayed sister-in-law, sparking an explosive ultimatum. The poster now faces relentless backlash for prioritizing the nephew, seeking validation amid isolation from everyone but his wife.

‘AITA for siding with my nephew over my brother, even though my brother refuses to acknowledge him?’

The betrayal began when the poster’s brother cheated on his wife with a coworker, impregnating her during the marriage.

My brother Jason cheated on my sil Anna at one point of their marriage with a coworker and ended up getting his ap pregnant. Anna was very clear she didn’t...

and said she would divorce him if he did, his Jason didn’t. I f__king hated her for punishing an innocent kid like that and hated my brother more for giving...

Despite the brother signing away rights and paying support, the poster and his wife decided to embrace the nephew fully into their lives.

Anyway he signed away his rights and pays child support. I on the other hand felt that wasn’t right, the coworker(from ps conversation with Jason) had no one outside of...

After talking to my wife we both agreed to still keep contact with my nephew(Leland), luckily his mom agreed to allow us in his life and since then I haven’t...

Anytime I can take him to stay over I will, my kids love and cherish him and me and my wife absolutely love him. His part of my family.

Family opposition escalated at a moms’ get-together, leading to an ultimatum and widespread condemnation.

My family has again been really against it and don’t Leland in their life, that’s their life and I won’t force them but they know when they come to my...

ADVERTISEMENT

Last week my wife hosted a little get together with the moms of the family she of course invited Leland mom(Ellen) and Leland as well as sil and my other...

Sil ended up canceling telling my wife she couldn’t be in the same room as the woman that “almost ruined her Marriage” nor could see the “walking and breathing form...

My wife told her off and my brother called later giving me an ultimatum to pick Leland or him and my other nephews. I told him I pick Leland he...

ADVERTISEMENT

I’ve been getting messages upon messages from the rest of my family insulting me and my wife and calling me an a__hole for choosing that “b__tard” over our family. I...

This family rift explodes from a cheating scandal, pitting loyalty to an innocent child against resentment toward the affair’s fallout. The poster champions the nephew’s inclusion, but critics slam the invitation of the affair partner as needless provocation.

Opposing views clash sharply: supporters admire stepping up for the blameless boy, while detractors argue it forces the betrayed wife into unbearable proximity with her husband’s mistress. In addition, what makes the story more complicated is how the poster’s moral stance risks traumatizing his other nephews by fracturing family bonds further.

ADVERTISEMENT

From a broader social perspective, such dramas highlight how infidelity’s scars linger, often punishing children unfairly while adults evade accountability. As family therapist Dr. Laura Markham notes, “Children from affairs are innocent bystanders in adult mistakes, and excluding them compounds the harm” (source: Psychology Today, “Healing After Infidelity”).

Yet forcing interactions ignores the betrayed spouse’s pain, turning goodwill into perceived cruelty.

Here’s the comments of Reddit users:

Many social media users rallied behind the poster, commending the commitment to the nephew’s well-being above family drama.

ADVERTISEMENT

PomegranateReal3620 − One of my friends got pregnant during a short fling with another friend who was on a break from his now wife. His wife's condition was that he...

Well, at a party at our house, dad and wife didn't realize his daughter would be there. His wife took one look at the little girl and left. This was...

Not long after, her dad asked to see her. Apparently, his wife felt guilty about what she'd done when she came face to face with his daughter.

ADVERTISEMENT

I can't imagine how hard it would be to see a living reminder of your spouse's infidelity, but these children are born into this mess. A mess they had no...

Quix66 − I can understand Anna not wanting to be in the company of the woman who helped betray her or the child who resulted from that betrayal.

She went too far in banning her husband from parenting his child. That’s completely unacceptable and harmful. It’s admirable that you and your wife have stepped up and invited your...

ADVERTISEMENT

What’s disgusting is you inviting your brother’s former side chick and baby mama and telling your SIL to deal or leave. SIL is innocent insofar as she was cheated on...

SIL is innocent as Leland is innocent in being alive. AP and brother are complicit but you invite AP and tell SIL she can’t attend? That’s a betrayal too. You...

BeachMom2007 − Why so much hate for your SIL? Your brother made his choice. And yes, YTA. Your favoring of Leland and Ellen (and yes, you are showing favoritism to...

ADVERTISEMENT

is causing further fracture in the family. You need to put your foot down with Ellen and say that while Leland is welcome, she is not.

Several commenters offered balanced takes, acknowledging the child’s innocence while critiquing the handling of adult tensions.

edenburning − You should absolutely back your nephew but your why are you trying to include his mother in your family? I'm not saying you shouldn't help

ADVERTISEMENT

and support her to make sure your nephew is okay but she's not a member of your family and forcing your sil to interact with her that way is pretty...

Signal_Violinist_995 − Well, this is certainly not a simple situation. The one thing I am certain of: your brother is a horses ass. Completely and utterly. On so many levels....

And allowed herself to get pregnant by him. That is some mean and horrible s__t of her - unless your brother lied to her and didn’t tell her he was...

ADVERTISEMENT

You have to admit - that was really crappy of your wife to put the SIL in a situation like that. You are kind of an AH, too, for knowingly...

Edit: I understand why your SIL would be upset that her only options were being in the same room as this woman or not come and get to spend time...

A couple of light-hearted remarks aimed to diffuse the intensity with humor.

ADVERTISEMENT

Duchess_Aria − ESH (except for the kids) Your POS brother for cheating. Your SIL for not leaving your POS brother. AP for being an AP. You and your wife for...

No one placed a gun to your head to force you to have this kind of party. You CHOSE this kind of party while KNOWING it will stir up s__t....

And how the AP CHOSE to f__k a married man. Your SIL didn't choose any of this s__t that your s__t family sprang on her. (But she's still an AH...

ADVERTISEMENT

Your SIL's sins are the least of the trio, yet your hate is zeroed in on her, lol. But let's say she did leave your POS brother. Would you still...

Lmao God, I hope this entire post is a creative writing exercise because it is so rage-inducing. A sanctimonious grandstanding that helps absolutely nobody but you and your wife's own...

ADVERTISEMENT

There are plenty of ways to make him feel loved and valued without pulling this whole ass drama. You really want to help your nephew? Use the money you would...

That would do a hell lot more than the shitstorm you and your wife are stirring up right now. Edit: And OP, have you ever consider the trauma this would...

swissmtndog398 − Wow OP. .. I'm betting as you were weiting this you were thinking about how we repone would praise you for choosing Leland. Meanwhile, you're a miserable s__t...

ADVERTISEMENT

Some comments with many different opinions come from readers.

grumpy__g − I feel bad for SIL. She should have divorced that a__hole and I understand her trauma. Your brother and his AP are the assholes here.

You and your wife are the assholes for hurting SIL. Yes the child is innocent, but that affair partner slept with a married man. So she isn’t innocent. ESH

ADVERTISEMENT

arsehatbrit − YTA - all these replies by sainted people who seem to be saying of course the Sil is a major arsehole - why can’t she just accept the...

I know, let’s arrange play dates with her kids and Leland! And of course she should be rejected by her s__tty husbands s__tty brother and wife and just suck it...

Polish up that halo 😇 OP. Or instead of being entirely black and white about the situation try, and I know it will be super hard for you, to put...

ADVERTISEMENT

Maybe she stayed with your s__tty brother because she wanted to try and have a stable family for your nephews, you know your other family that are probably traumatised by...

And then for you and your wife to have the audacity to arrange a mother and child day with the Ap and she just has to suck it up -...

gobsmacked247 − I think you were TA for inviting the affair partner herself. It’s one thing to support the child. It’s quite another to keep the mother in the family...

Yes, the brother was in that bed too. Your feelings about him should have been addressed by now. They both should feel affronted by the affair partner having a seat...

You really need to keep those two worlds separate. Include the kid. Spare the mother. Honestly OP, that she even wanted to be in the midst of that much family...

The poster’s choice to embrace his nephew stems from rejecting the punishment of an innocent child for his brother’s infidelity, yet it ignites family fury by including the affair partner in gatherings. While the brother escapes accountability and the sister-in-law grapples with betrayal’s reminders, the decision widens rifts without clear resolution.

How far should family loyalty extend to children of affairs, and where do boundaries protect the betrayed? Would separating the child from his mother in invitations ease tensions, or does that undermine support? Share your thoughts on navigating such fractured dynamics.

Share this post

Related Posts

Leave a Reply

Your email address will not be published. Required fields are marked *