My Sister Covered for My Cheating Wife—So I Cut Her Off!

My wife said she was at trivia with my sister every Wednesday. Then I found my sister at home — and learned she had been covering for my wife for months. What followed was an affair confession, divorce, and a second betrayal from someone I trusted even more. This AITA-style story is about a cheating wife, infidelity, family betrayal, divorce, broken trust, and whether cutting off a sibling who helped hide a cheating spouse goes too far. What would you do? 00:00 The Trivia Lie 03:05 My Sister Covered for the Affair 08:16 My Cheating Wife Confessed 14:43 Divorce and Family Betrayal 21:56 My Ex-Wife Wanted Another Chance 27:50 My Sister Finally Told the Truth!