Help me please

Can someone find this manga and tell me the name I’ve been looking for it for 2 YEARSS. It’s about a blond famous guy. He was a actor who was stuck up and sassy and a thot, he hooked up with multiple people and ruined this one man life by being mean so the man committed suicide so the mans sister got revenge by spilling a jar of acid on him during a event. The blonde hair guy ended up in the hospital his boyfriend ended up leaving him and the blonde guy died. But he went back in time and got to relive his life and make better choices, it’s kinda like marry my husband. Please help me