It's not okay to be rude to family.
Vincent is forced to watch his little sister for the evening, and she asks to play with him.
Vincent wants to express his anger.
Vincent plays with his sister channeling his anger into an evil character.
Vincent walks into his room and gives his sister the silent treatment for the entire night.
Vincent's sister has fun playing with her brother.
Vincent's sister hurts herself when she knocks over a sharp object.