AITA for refusing to treat my “daughter” the same as my sons?
A proud dad just handed his straight-A son the keys to a brand-new pickup for his 18th birthday and Ivy League acceptance. He promised the same deal to his younger boy—if grades stay high and trouble stays low.
The catch? His ex heard about the trucks and demanded one for “their daughter,” the child he learned a decade ago isn’t his. He’s already on the hook for $5,000 monthly child support and full college costs until she’s 21. He told her no way. Now his parents call him cold-hearted.

‘AITA for refusing to treat my “daughter” the same as my sons?’
The oldest son turns 18, ranks top ten, and scores Ivy League letters:


Divorce hit over ten years ago after paternity bombshell:



Ex demands a truck if the girl hits milestones:




Paternity fraud leaves scars that courts rarely heal. The dad’s rage is valid—studies show men ordered to pay for non-bio kids suffer higher depression and resentment (Journal of Family Issues). Yet the girl remains blameless, caught in adult fallout.
His parents’ bond with her is natural; grandparents often maintain ties post-divorce. Clinical psychologist Dr. Kyle Pruett notes, “Cutting off a child you once raised feels like grief—denying it doesn’t erase the history” (Fatherhood Institute). Still, extra gifts aren’t owed.
The ex’s demand reeks of entitlement after years of court-sanctioned profit. Legal expert Lisa Green advises, “Document every payment; explore modification if fraud evidence exists” (Family Law Quarterly). He’s met obligations—lavish bonuses are his call.
Practical step: Redirect parents’ guilt—they can fund her car if they wish. Therapy for the sons prevents spillover bitterness. He protects his wallet without dehumanizing the girl in front of them.
Let’s dive into the reactions from Reddit:
The thread split hard—some cheered the dad’s boundary, others slammed his icy tone:
Many backed the hard no, citing fraud and finances:

![[Reddit User] - NTA. The legal system sucks, and screwed you over. That doesn't mean you have to be a willing participant in your b__ch ex-wife's attempt to extort more...](https://en.aubtu.biz/wp-content/uploads/2025/10/wp-editor-1761818095175-2.webp)

Others pitied the girl and called out dehumanizing language:




Skeptics smelled rage-bait:

Practical advice flowed:


The dad draws a firm line: sons earn trucks, the non-bio girl gets court-mandated cash—nothing more. His parents ache for the grandchild they still love, but he’s done bleeding extra for betrayal. Would you go beyond the judge’s order for a child who isn’t yours, or is resentment fair game? Let it rip below.
