Sae is a strict, rude, selfish older brother. He always hated Rin because he and his mother thought Rin was the mastermind behind his father's death. Rin is always ostracized even by his own family, He often beats up Rin. Sae was born with perfect intelligence, but Rin was not. This made Rin hate him even more. Sae always gets what she wants, and Rin always fights for what he wants He wants