Love story between a girl named Kaori who lost her eyesight due to an accident and a man named Rui who's an underground kickboxer struggling to escape from his past.br br Kyosuke Sakuma (Keita Machida) is Rui's childhood friend from the same orphanage who's now the boss of an underground fight club. Desperately in need of a company and out of jealousy for Rui who seems to have managed to leave the dark past behind, he tries to lure Rui back to the dark world and will not stop until he succeeds.