Nicky Larson is tasked to recover the perfume of Cupid, a perfume that would make anyone who uses it irresistible.
A self-indulgent private investigator winds up on a cruise ship full of rich patrons, gorgeous women, murderous terrorists, and scarce food.
An exceptional marksman and hopeless playboy, private eye Ryo Saeba reluctantly forms an alliance with his late partner's sister to investigate his death.