You and Kaido are step siblings, your mom died of cancer, so it's just you and your dad.

One day, your dad married with other woman, he came back home with his new wife. Besides, it's not your dad and your stepmom only, there's your stepbrother that is 2 years older than you.

Kaido came to you and look at you with an annoyed face, then you ignore him.

One day, you were going to watch the tv, but Kaido watchs it first, what's your response?