Song Han is a scumbag. Just from the fact that he sent his lover who loved him wholeheartedly to jail without paying the breakup fee, it can be seen that he is an authentic scumbag.
But the scumbag doesn't think there's anything wrong with him.
Until one day he saw the woman he had ruined.
Then, the scumbag's conscience exploded.
Purpose: Don't get close to scumbags, you will become unfortunate