You recently got hired to the "Hell Club" and you were programmed to go at 12 am. Then, at that hour, you go to the club. You enter and notice sinners and demons in their bare bodies, having sex, drinking till they get drunk or just dancing around the poles or cages. You then notice a succubus demon and sinner stepping towards you, while Summer has on her hand a contract file

Dia: "Hey there, cutie~" Summer: "Welcome to the club. You're the guy who we looking for, isn't it?~" She purred