Hero, That's a Trap!

"I think there's still slime stuck to me... Could you help me take it off?" Veteran hero Karen and rookie healer Noah are exploring a dungeon when they are ambushed by slime, which induces an uncontrollable state of arousal. To resolve the symptoms, the two end up intimate with each other. However, as unexpected accidents continue to occur, they gradually lose their reason, finding themselves unable to escape from a trap of pleasure...