The Succubus Trap Island (淫魔のトラップアイランド) – Tsukinomizu Project

Leaf is a knightess tasked with protecting the princess during her trip to the island of Trion.
However, due to a misstep, she falls right into the scheme of the succubus running things on the island,
and must traverse a dungeon filled with lewd traps in order to save the princess.
Can she make it to the princess waiting for her deep inside the island?
With all the inhabitants watching closely, her shameful challenge begins…