There’s a line in the unwritten "Bro Code" that is so obvious, so fundamental, that most people assume it never needs to be said: Thou shalt not date thy friend’s ex.
rather than always in a group.
Here are the few scenarios where a friend might (eventually) forgive you: my friends girlfriend becomes my girlfriend
A manga/anime about a protagonist who tries to date his childhood friend and another girl simultaneously with their "permission." plot outline for a story you're writing, or were you trying to find a specific movie with this theme? There’s a line in the unwritten "Bro Code"