Codka la wadaago

AITA for dropping out as Maid of Honor 2 months before the wedding because the groom is a cheater? I’ve (F27) been friends with Beth (F28) for about 9 years after a mutual friend introduced us, Beth has always been hard to chat with as she struggles to hold conversations but we have shared some good memories together regardless. Beth has been with her fiancé Ben for 8 years, he’s the first person she slept with and had a relationship with etc. Ben is a real character, he has ADHD and says he s