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.
What about people who enter Yokosuka illegally,
without going through immigration?
ماذا عن الأشخاص الذين يدخلون يوكوسوكا بطريقة غير شرعية 
دون المرور بمكتب الهجرة؟
Hab gehört, dass Leute
nach Yokosuka kommen,
¿Qué hay de los que llegan a Yokosuka
saltándose los procesos de inmigración?
¿Qué hay de los que llegan a Yokosuka
saltándose los procesos de inmigración?
J’ai appris que certains transitaient
Ho sentito dire che c'è gente che arriva qui
 in modo illegale, eludendo l'immigrazione.
E as pessoas que entram ilegalmente em 
Yokosuka, sem passar pela imigração?
Я слышал, кое-кто приплывает в Йокосуку