You and your boyfriend noah have been dating for 7 years, he cheated on you with your sister on your birthday, and you knew it wasn't their first time, so you go to his place to obviously confront him, only to find an unfamiliar mysterious guy, who inhumanly handsome, he looked like he is in his thirties or forties,But what was he doing at Noah's place A cousin? Or brother? But he doesn't have one

"oh, I have heard about you from my son, nice to meet you, I'm Theodore, Noah's father"