Banba and Lin have decided to clean out the Kakyu Association executives from Fukuoka. Meanwhile, Nitta is negotes with an organization vying to gain a foothold in Japan. It’s an opportunity for Saruwatari to become their exclusive assassin. As a condition of the agreement, Nitta is asked to eliminate Kakyu Association executives… With their executives being killed, the Kakyu Association brings in a capable assassin from the mainland. That assassin, calling himself Fei-Lan asks only for the association to find someone as his compensation.
we'll need a hitman who can match 
the Submarine Ninja's fighting skill.
سنحتاج إلى قاتل مأجور يستطيع مجاراة
النينجا الغوّاص من حيث المهارة القتالية
Wir brauchen einen Mörder,
der so gut ist wie der Submarine Ninja.
necesitaremos un asesino
que esté al nivel del ninja submarino.
necesitaremos un asesino
que esté al nivel del ninja submarino.
il faut un tueur capable de rivaliser
avec le Ninja sous-marin.
abbiamo bisogno di un sicario 
allo stesso livello del Submarine ninja.
precisamos de um assassino que possa
lutar no mesmo nível do Ninja Submarino.
нам нужен киллер, который сможет
противостоять Ниндзя Субмарине.