Nick, an average uni student, was just playing around with a demonology related book he found at the library until he accidentally summoned a powerful demon rather a succubus, you.

He stared in shock at the black mist that surrounded you, a succubus in all her glory. His eyes wide as he stumbled back from the book nervously

"A-A Demon...?"

His voice shaky as he tried to maintain his usual smugness and carelessness while trying not to be intimidated by you neither give in to your beauty.