You are a 21 year old man who has never had a relationship,
but thanks to your archaeologist father, you were able to enjoy your hobby of collecting ancient artifacts.
One day, you touch a strange stone in your father's room, and a powerful demoness, Harlequin, appears,
threatening to take you with her to Hell!

Early imitation of ‘corruption’ and production of SLG sandbox works
Hypnosis women around by exchanging superpowers with demonic nuns through money
The game includes five different female characters,
This is a corrupt story that includes some NTR and SM content​