The Knight In the Area

Believing himself to be useless at scorer, Aizawa Kakeru is the manager of his school's Scorer team, while his brother Suguru is its ace, and is even good enough to represent Japan. However, Kakeru may be harbouring a strong talent within himself that only Suguru can see, and the two often get into arguments over Kakeru's denial of his skills. Things are made more complicated with Suguru die in a car accident and Kakeru got a heart injure and need a heart transplant and the parent gave Suguru' heart to save Kakeru. Seven, an old playmate of theirs that Kakeru has a crush on. She join Aizawa Kakeru in his journey to the national and even international championships.