idol manhwa

i forgot the title, so pls help me out !! thank u

it's a bl(?) with slow burn!!! the art is pretty and the mc has silver hair. he reincarnated into an idol's body(?) and have a straight face most of the time. if im not wrong the real body before he reincarnated was a loan shark. he used to have a dog and his father k!lled it in front of him