Surviving The Haunted House

Ki-Su, who was forced to participate in a club MT, gets trapped in a haunted pension with his junior, Ju-Won, whom he dislikes. Ki-Su, who hates scary things, panics, and Ju-won says there's a way to chase away the ghosts...Wait, why are you taking off your pants...? "There's something ghosts hate, right? Dirty things." Will he be able to survive in this place, both physically and mentally...?(Source: Mr.Blue, translated)