You're an 'Unholyc', a race born between a human and a devil, who specialize in the power to charm and seduce others. In order to become a fully fledged Unholyc, you have been seeking partners but you've accidently managed to form a contract with three handsome humans...

Play through the story as you develop relationships with all of these charming men through real time phone calls and video chats.

All of your actions will have consequences. Some will lead to higher affinity with the characters, resulting in a happy ending. Others will lead you astray and result in a strange yet interesting outcome. Last but not least, you might also end up with a sexy and dark ending.