The shinobi receive a mysterious message delivered by arrow from an unknown, and potentially deadly, assailiant who lurks in the shadows. The letter lures them to an empty spa resort, where they'll begin a trial like they've never faced before. But first, it's time for everyone to have a squirt gun fight in skimpy swimsuits!
It'll be good for my comrades' morale.
Es wird auch die Moral
meiner Leute fördern.
Será bueno para la moral de las mías.
Irá bien a la moral de mis chicas.
Ça boostera le moral
de mes camarades.
Dopotutto, terrà alto il morale delle mie compagne.
Vai aumentar a moral das
minhas companheiras mesmo.
Заодно повышу боевой
дух товарищей.