He Thought His Best Friend Was the Ultimate Family Man — Until a 6-Month Secret Came to Light

One loyal friend thought he knew his best mate of twenty years, when a devastating six-month affair shattered everything. He and his wife had spent two decades idolizing "Tom" and "Laura" as the ultimate relationship goals. They shared holidays, lived just 10 minutes apart, and even became godparents to the couple’s children.

But while the author was sidelined by surgeries, his seemingly perfect best friend was leading a double life, secretly taking a mistress on business trips. Now, caught in the messy fallout of a six-month affair and an impending divorce, he is struggling to reconcile the honorable man he knew with the stranger who blew up his family. Want the juicy details? The full story is right below.

He Thought His Best Friend Was the Ultimate Family Man — Until a 6-Month Secret Came to Light

Best friend (M34) is married to my wife’s best friend (F34). Their kids are family. His affair just came out, need some perspective

Before the betrayal, there was only deep admiration—a foundation that makes the incoming shock wave that much more devastating.

I’m looking for advice as it pertains to one of my best friends that recently cheated on his wife. I’ve known Tom (fake name) for 20 years, since we were...

All my life he’s been a model individual; generous, outgoing, empathetic, respectful, has integrity, makes good choices. Picture the best person you know; that’s Tom. Essentially, his infidelity is the...

My wife’s best friend in the world is his wife Laura (fake name); they’ve been close for 15 years, both were bridesmaids for each other, and I consider her a...

We’re godparents to one child and both call us aunt/uncle. Both my wife and I have always seen Tom and Laura as relationship goals; kind, loving, respectful, great parents, good...

I’m sleeping horribly, I dwell on it throughout the day, I’m constantly distracted by it… It sucks. Quick context of our lives recently: We’ve entered the period where we’re collectively...

I’ve had some severe health issues and surgeries over the past 6m that have prevented me from interacting in person with others and occupied most of my time. While those...

The illusion of the perfect marriage shatters in an instant, leaving the bystanders to navigate the collateral damage.

The affair: Laura found out this past weekend that Tom had been sleeping with another woman he met through work for 6+ months. Laura told my wife the next day...

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I don’t want to share too many details, but the affair relationship was very sexual and he brought her with him in secret on work trips (he is successful). Tom...

The situation is evolving, but my wife and I believe they’re likely to get divorced (as opposed to trying to make it work for the kids’ sake). I anticipate a...

I realize it’s a false narrative in my head, but I wonder if I could’ve supported him or had a preventable impact on this if I’d just been more involved...

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I only have received details about the affair through Laura’s POV, but apparently during her confrontation he said he’s been unhappy in the marriage for a long time. They also...

Cheating is cowardice, plain and simple, and I don’t think I could forgive my spouse if I was in this situation. That said, these are our best friends, the situation...

Not sure how I can, I feel betrayed by the Tom I’ve know for 20 years. Do I side with Laura (as my wife is) since Tom hid a mistress...

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I loathe the idea of losing such a long, close friend after such an unexpected, out-of-character reveal, but I’m struggling to understand how I can possibly stay close with him...

Caught between a twenty-year brotherhood and a profound moral line, the author faces a choice that could reshape his own family dynamics.

This entire affair is extremely out of character for the Tom I’ve know for almost two decades, and despite the clear admission of guilt, I kind of feel like I...

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My wife and I love their kids and want to be in their lives forever, especially with our godparent relationship. Laura is of course my wife’s best friend and I...

I need perspectives on if/how I should walk a line with my future response/actions towards both Laura and Tom and how I should treat future relationships with them given the...

Updates

Edit 1: Wanted to clarify a few things I’ve seen. I’ve had long-term health issues in the past and my reaction is usually to distance myself from the outside world,...

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I also don’t “blame myself” for anything, but I do wonder if I could have had a positive impact on him had I been available. Lastly, this whole situation has...

She considered Tom a good friend as well beforehand, and very much recognizes my confusion and loss. I don’t expect this marriage failure to have a negative impact on my...

When a friend’s hidden life is exposed, the emotional shrapnel inevitably hits those standing closest to the blast. This dynamic is a textbook example of the secondary trauma of infidelity. It is common for close friends to feel a profound sense of betrayal when a seemingly perfect couple splits up due to cheating, because it shatters their own worldview and sense of stability.

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According to general psychological consensus among marriage and family therapists, discovering a close friend’s long-term deception forces a painful cognitive dissonance. The author is grieving the friend he knew while trying to process the actions of the man who carried out a six-month affair.

The guilt the author feels—wondering if he could have prevented it—is a natural but misplaced attempt to regain control over an unpredictable situation. It is crucial to recognize that infidelity involves a series of deliberate, individual choices, not a lack of intervention from friends.

For anyone caught in this web, the healthiest path forward is to establish clear boundaries without taking on the burden of the cheating spouse’s choices. The author should prioritize his own marriage and the well-being of the children involved. If he needs closure, a single, honest conversation with his old friend might help, but he must be prepared for the reality that the friendship as he knew it may be over.

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Navigating the fallout of a best friend’s deception is a complex emotional minefield that leaves no easy answers. Do you think he should cut ties with Tom completely, or is there a way to salvage a boundary-heavy friendship? And how should he and his wife best support Laura during this devastating time? Share your thoughts below!

Community Opinions

Reddit came in hot — nearly unanimous, with a handful urging more context.

u/Kitchen-Courage80 Have you considered you might not need to figure out how to navigate a future relationship with both people? When I divorced my ex for cheating he just poofed...

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u/HatsAndTopcoats First: You have zero blame for Tom's affair. Second: Based on 20 years of friendship and believing Tom to be a good person, I personally think it's reasonable to...

u/chemicalmamba You said you were having health issues. Did Tom know? Did he reach out to you? If he knew and didn't reach out then you shouldn't feel guilty at...

u/tercer78 Have you heard from Tom since this came out? Stop blaming yourself. Tom chose to be a despicable person who has changed from who you remember him to be....

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u/Zealous1003 This sounds like something my husband and I went through with our best friends many years ago. My husband tried to reach out to the “cheating husband” a few...

u/Hocek-klocek Well… people cheat, it sucks, but there’s not much you can do about it. You’re dealing with a lot more than just “a friend cheated”, this is grief, shock,...

u/Primary-Delivery737
It’s not your job to save someone else.
He chose to cheat.
That is on him.
I hope she takes him for everything.

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u/lulu_x_i When someone is stressed out with work and a young family then of course the wisest thing is to add to the stress by a) starting an affair and...

u/LincolnHawkHauling Bro your priorities are all messed up. Your focus should be on protecting your marriage to your wife. If you even think of supporting Tom in any way right...

u/NoFlight5759 The character traits you liked about Tom clearly aren’t toms true behavior. If he’s cheating on his wife. You can sit down with him and hear what he has...

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u/Witty-Stock-4913 This is why you don't look at something from the outside and judge. You have no idea what their relationship was really like, what about Tom made him feel...

u/achippedmugofchai You seem to be focusing on the relationship with Tom as it was, not as it is. Your current reality is one where your health has forced you to...

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u/tall-not-small
It was a 6 month affair not a one night stand. Id cut him off for the sake of your marriage

u/ypranch Tom is a grown man who made a selfish choice to destroy his marriage, family and friendships. As a grown man he had numerous options. #1-talk to his wife,...

u/Own_Opportunity_4487
It’s very important that you don’t make his problems your problems.
You have a good relationship with your wife and that’s key.
Don’t let this affect your relationship.

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And a few reminded everyone that the story might have two sides worth hearing.

The fallout from a broken marriage rarely stays contained, especially when deep friendships and godchildren are involved. Navigating the messy terrain of loyalty, betrayal, and family dynamics requires a delicate balance of empathy and firm boundaries.

Do you think the author should cut his best friend off completely, or did his 20-year history earn Tom the right to an explanation? And if you were in this painful position, how would you protect your own peace while supporting the children? Drop your thoughts in the comments.

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