On a misty night, Oda Sakunosuke, Dazai Osamu, and Sakaguchi Ango meet as always at their usual bar. For the trio of Port Mafia members, it a night spent in camaraderie like any other, but Ango vanishes that very night. Oda is given a direct order from the Port Mafia boss to find Ango, but...
Ango is the Port Mafia's 
classified intelligence officer.
.أنغو هو رجل الاستخبارات السّرّيّ لمافيا الميناء
Ango ist ein Informant
der Hafenmafia.
Ango es nuestro oficial de inteligencia.
Ango es nuestro oficial de inteligencia.
Ango est l’informateur secret
de la mafia portuaire,
Ango è l'agente dei servizi segreti della Port Mafia.
Ele é do escritório de 
inteligência secreto da máfia.
Анго — секретный информатор
Портовой мафии.