Wait did he really just pull his pants and take his di*k up his ass ? Just like that ?!! W...

Oh, shush you. Don't act like you've never seen stunts like that in fiction.
But yes in reality that could hurt for both parties even if the bottom is used to take it up regularly. Always use condom people even if it's your permanent partner. Taking it raw might be fun once in a while but don't get used to it. （￣へ￣）