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.
I couldn't find anybody who 
could read that Chinese...
...لم أستطع إيجاد أيّ شخص يستطيع قراءة تلك اللغة الصينية
No encontré a nadie que pudiera leerla…
No he encontrado a nadie
que pudiera leerla…
J’ai cherché quelqu’un,
mais en vain.
Procurei por quem conseguisse 
ler chinês, mas...
я поспрашивала,
кто может его прочесть, но...