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!
Now stay still...
Okay, halt still.
No te muevas.
No te muevas.
Allez, ne bouge pas.
Resta immobile...
Agora, não se mexa...
А теперь замри...