Husband uncovers wife's affair with his best friend, he and best friend's wife hatch a plan for payback: '[I] discovered 6 months worth of emails between her and my best friend'

Word of advice: don't document an affair over email. It's bound to get back to you, as this cheater has now come to learn in the worst way.

Her husband began suspecting her of cheating and decided to install spyware that would screenshot every few seconds. I guess jealousy can take people to desperate measures. When he went through his wife's emails, he discovered half a year's worth of documentation between her and his best friend proving that they were having an affair. Well, instead of confronting her then and there, he decided to wait for a more opportune moment. While she was gone for a "conference" one weekend, the Redditor decided to confront his best friend's wife and work with her to get some much-deserved petty revenge.

Keep scrolling below for the full story and for the best reactions from folks in the comments section. For more tales of petty revenge, check out this post about a guy's Coachella-fueled revenge.