Yuuta Sugiyama comes from the Sugiyama group one of the biggest and richest family in the country if not the world. Even the Iron Cross Academy fear to say no to the Sugiyama group. He usally spend his days board. One day he starts to bully a kid ind his class named Rui. After Rui fartherdies Yuuta the good friend that he is wants to help take Rui mind off of it so he bullies him worst then before even blaming him for thing he didn't even do. To make things worst Yuuta even hires Rui's older sister Mina as a tutor to help with his falling grades. That way Rui can have as much time alone as he wants. Since he keeps asking Yuuta to leave him alone.