She opened the door wide open to exposing herself as to who she really is. You are really lucky to witness this first hand. Many people don't experience this until they're deep in the relationship. I'd say cut your losses, focus on yourself and move on, you deserve better.
Get pregnancy proof and paternity test. Period!!!
tldr: see ya tomorrow
Frankly he sounds like a shitty boyfriend. If I talked like that and behaved like that, I'd EXPECT to get dumped.
So what were they doing? Snorkeling and stuff?
She opened the door wide open to exposing herself as to who she really is. You are really lucky to witness this first hand. Many people don't experience this until they're deep in the relationship. I'd say cut your losses, focus on yourself and move on, you deserve better.
Are you really here suggesting that a mixed boudoir/nude photoshoot has no sexual component?
OPs wife did it because she wanted to give a sexy gift to her husband. The intent was sexual.