Girl be for real, the dude is being coerced into s** which is ra**. By literal definition. This isn't about green flags or anything you can have amazing characters that are red flags but have actual development and actually are well written. This is neither of those. This is just sexual assault portrayed as "lol" and just brushed over. Not to mention he is going to have a "redemption arc" in which he will literally not change at all but be a little bit nicer towards the main character.
have some reading comprehension babes 
