helpppp

does anyone remember that one Manwha with an Mc who light brownish hair and he got into kahoots with this popular guy in school (university) and they end up being hook up buddies but the guy treats him like trash. and then another guy shows up who is like a reincarnate of a Dog and follows fhe Mc around everywhere bc in his past life the Mc was his Master. then it becomes this whole love triangle thing and at some point the Mc and the Dog guy finally lock in and hook up. i don’t remember the name if anyone knows what im talkin about pls help i just remembered it and how trash it was but i wanna see what else has happened