Please tell me, Mama... What rule should I follow to make this sadness go away..?

Hi~! This is my first post here uwu
This is fanart of Riddle Rosehearts from the game Twisted Wonderland

I recently finished episodes 1 and 2 and I'm currently in the first few chapters of episode 3 and OMGGG I LOVE IT IM OBSESSED

All they're backstories are sad T^T