I mean they are teenagers in a relationship, I bet the bro kinda expect them to have sex in some form at some point I just think the brother didn't think it would be so soon they fucked.
Yea nah just ignore she and your ex are not worth the time and effort. Take this time to hang with your bros and reflect if you truly want to be in relationship.
Man if this was a yakuza set piece I just imagine him fighting his way through the mansion till he reaches her father room with a cool dynamic intro. Then throughout the fight there be a bunch of QTE where the mc would drag him outside to meet his daughter. Then the mc try to impart the lesson...