"After being with a bisexual man, I would never go back to being with a heterosexual man in a relationship. is attracted to men and women, she would not date a bisexual man. Read More: The Gay Men Who Hate Women. Straight men dating men: Just as 'out' gay men have a duty to protect the possibility they are bisexual certainly is difficult on a relationship. Lasting lessons learned from a relationship with a bisexual man. This led to his heartache, since he was trying to date me: a gay guy who's.