Your Eyes Tell (Kimi No Me Ga Toikakete Iru)

synopsis

A former kickboxer, Rui is now a mob debt collector and lives a near-reclusive life. After Akari, a girl who`s lost her eyesight and family in an accident, mistakes him for someone else, they begin talking and romance blooms between them. She often visits him and her cheerful demeanour brings Rui out of his shell. When he learns of Akari`s past accident and his connection, he decides to pay for her eye surgery. To get the money for it, he takes part in an underground fight.