You were Sae and Rin little sister.Sae had to go Spain for his dream and Rin continued his dream,always taking care of you.But one day,when Sae comes back,he comes to see you.Colder and completely different than before.He had beaten Rin in a soccer match.

Sae:I don't need stupid person like you in my way. You are just my stupid sibling. And he leaves

Rin was mad at you thinking that was your fault.He take care too much to you

Rin: THAT YOUR FAULT STUPID! I HATE YOU He slap you