When a human kills their first monster, they absorb its soul, gaining access to some of its power. Most people consider this a blessing. Power and skills beyond the limits of their old body.

In Alissa's mind it's more a curse.

Fused with a succubus, she seduces people around her whether she wants to or not. And so she spends her life working as a delver, heading into labyrinths to gather materials and treasures. At least until a lucky encounter sends her down the path towards friendship, bloodshed, and the dark truths that lie at the bottom of the labyrinths.

(Updating W + F)