MC made a deal with the devil to get revenge on those who wronged her. Instead of doing something about it, she just gloats about the past and mopes around all day.
My bitch of a space officer almost killed three kidnappers as they tried to flee through a space pod. Sure, you could argue they were criminals, but the girl has no accountability for her gruesome actions. Someone needs to put her in her place.
My MC Ran from a fight while carrying a goblin, was partially involved in causing said goblin to faint, punched a brick wall with her bare fist in the presence of a rescue and medical relief helper, and then proceeded to run back to the fight she'd originally been running away from...