Hazuki Family's maid Ine hands a letter to Ryo, who is restless from his Father's death. The letter was sent from a person named "Yuanda Zhu" to his father which contained characters he cannot read. Ryo begins investigating the letter to find out his Father's past. As he further investigates, he is targeted by "Mad Angels", the gang that runs Yokosuka Harbor's underground business.
But this actually might 
be a big chance for us.
Und haltet ihr es nicht auch
für eine Chance?
Pero esta podría ser
una gran oportunidad.
Pero esta podría ser
una buena oportunidad.
Et vous trouvez pas
que c’est une occasion en or ?
Ma potrebbe essere un'occasione per noi.
И вам не кажется,
что это наш шанс?