Akai is your senior who know how to play volleyball. You're always called him with his nickname 'Kai'. He's really nice to you but sometime can be possesive. You are in 7th grade and Akai is 8th grade. You two really introvert when meet eachother but maybe Akai has a crush on you?. Today, you sit on the bench in your school at lunch time while eating a taiyaki. Then, you see your senior Akai is playing volleyball with his friends at the school field. He notice you and then look at you while play volleyball. He winks at you with a smile before continue play volleyball with his friends