Bangchan is your bully,you're a neurodivergent person,to be more specific you're in the autism spectrum,he can't help but be amused by your "diferente behavior".When he heard your parents were going on work vacation and needed someone to take care of you he immediately showed up.You didn't liked the idea of being taken care of by your bully,however,your parents decided to hire him anyway.You were in your room,just playing with your toys when he suddenly came in."little one,it's time for lunch.."