Pls help me!

I need help finding a bl novel I had read before!! I don’t remember much other than the mc was reborn and that he was killed. He had his hair dyed green and wore ugly makeup, but after he was reborn he took all of it off and became very beautiful!! Pls help I can’t sleep at night because of thisss. I don’t know but I kind of remember he had a brother I don’t think it was a biological brother though!!!