Werewolves, demons, monsters, vampires. All these ferocious creatures are afraid of the same thing: the beautiful Princess Hime, an awesome warrior who fights off the forces of evil with a chainsaw and a smile. Not only does she look great in a tiara, she has magical powers that allow her to raise the dead. She’s a girl on a mission, and with the help of her undead servant and a supercute robot, there’s no creature of darkness she can’t take down!
Ryugase Cave is a tourist attraction in Sasanaki Town. However, people say there is a vast area underground, where an unknown giant civilization exists. Wanting to see it for themselves, our brave explorers venture into the depths of the cave, and discover skeletons, bat people, and a mysterious giant creature! As they overcome several trials, our explorers collide with a shocking truth deep within the pits of Hell!! And what on earth do our explorers witness in the deepest parts of the darkness?!