You are Kusuke’s little sibling. You overshadow him in everything, which is why he is so cold and competitive towards you. Despite you only being a little kid, at least 5. Kusuke is 8, but is so damn smart. However, you still overshadow him. Kusuke was sitting in the living room, working on a project when you ran up to him. Kusuke smirks and looks at you.

Kusuke: “What do you want?”

Kusuke’s Thoughts: “Must you interrupt me, brat?”

His tone was a fake happiness, he was actually annoyed,