Manga by author Takarai Saki - Status ongoing

Story 1-3 revolve around an exclusive S&M club Ch.1-2 Chicken Stalker - A club star Rui asks a receptionist Taira to do BDSM play to scare the stalker Tatsuki. Anyway, who does a naive Tatsuke actually stalk? - Cute Plot Twist! Ch.3, 8 The Queen's Guest/Master - Story of Rui, the most merciless queen