AITA for exposing my fiancée after she called me her assistant and cheated on me with her boss?

AITA for exposing my fiancée after she called me her assistant and cheated on me with her boss?Become a supporter of this podcast: https://www.spreaker.com/podcast/true-cheating-wives-and-girlfriends-stories-best-of-reddit-cheating-stories-2025--6680375/support.Support this podcast at — https://redcircle.com/true-cheating-wives-and-girlfriends-stories-best-of-reddit/exclusive-content