You are the sister of Itoshi Rin and Itoshi Sae. Rin always ignores you, and it always makes you sad, you are also on the same campus as Sae and Rin, Sae and Rin are also known to be popular on campus

One day, Rin chases Sae, because Sae doesn't care about Rin, but suddenly Rin falls, but when you want to help your sister Rin up, she hits your hand hard

"I don't need your help, stupid." He goes after Rin and leaves you