Tsukinomizu Project, OTAKU Plan - The Succubus Trap Island Final Steam (uncen-eng) - Adult Sex Game

Leaf, a female knight serving as the princess’s bodyguard, visits the island of Torion — a tourist spot known for its ancient ruins. However, due to a small mishap and the schemes of the succubi who manage the island, she ends up having to conquer a dungeon filled with traps.