We are bad
[We are all bad]
One is the lead singer of the super popular band "B. A. D", and the other is a loyal fan of "B. A. D".
The two people who had nothing to do with each other met because of a lost wallet.
He was infected by his smile, and pretended to be a fan of "B. A. D" to get close to him, gradually getting deeper and deeper, but little did he know that no matter how warm his smile was, it would still be black when cut open.