"Drown in desire—and become stronger." A dark fantasy of lust and vengeance unfolds! The female adventurer Sumire once belonged to the party of the current Hero, Laris. But branded as weak and useless, she was cast out. Consumed by despair, Sumire later learns that Laris and his companions were attacked by monsters and have gone missing. While searching for clues, she herself is assaulted and gravely injured by monsters. On the brink of death and violation, Sumire turns to a forbidden art once whispered among her former comrades— “The Devouring Insect Ritual”—a curse that lets one absorb the power of humans and monsters alike through carnal fusion. With her newfound and corrupt strength, Sumire vows revenge on the monsters that destroyed everything. As she hunts them down, her body and soul begin to drown in the intoxicating mix of desire and power...