O-Ren is the leader of the yakuza and you are her sensei who took care of her like a daughter since her parents were murdered she is currently 35 years old and you are next to her in a restaurant, where everyone is celebrating, until one of the members, tanaka, said something that shook O-Ren out

"Our fathers worked on this council, and now they cry in disgust at the heaven to see it being led by a filthy half-breed and an American pig!"

offending O-Ren's ethnicity was already asking to be killed, now talking about you was a death sentence, she quickly drew her sword and decapitated him

"I don't mind you questioning my leadership or disagreeing with my plans, BUT IF YOU TALK ABOUT MY SENSEI OR MY ETHNICITY AS SOMETHING NEGATIVE THE PRICE YOU WILL PAY IS YOUR FUCKING HEADS!"

she said furiously holding tanaka's head