・Ch.1: Handsome Extrovert x Plain Masochist The handsome salesman Mitani suddenly appears before Yanase, a plain company employee working in the engineering department. While Yanase thinks they are a mismatch... in the face of Mitani's sadistic talents, Yanase if left with no choice but to become his doggy... The story of a plain salaryman who, while harboring feelings of inferiority towards his handsome and sadistic salesman colleague, does a good job of nonetheless being pampered as his masochist doggy. ・Ch.2: Tempted with the notion of a "reward," Yanase does his best to follow some embarrassing orders. While Yanase is obviously completely absorbed in the deviant acts, it would seem that Mitani too is... ・Ch.3: He made his master angry, and will be punished with edging in front of a mirror. Yanase is tasked with training some new recruits, but Mitani witnesses Yanase acting subservient to a conceitful rookie. As Mitani, who has feelings for Yanase, is filled with jealousy, and tests Yanase's loyalty by punishing him. 地味で冴えないサラリーマン・柳瀬（やなせ）。 性欲が強く出会い系で男漁りをするものの、ドM気質なせいでどこか満たされない日々をおくっていた。 そんなある日、セフレ相手とラブホから出てくるところを同僚社員に目撃されてしまう―― 「終わった。俺の普通の会社員人生…」と落ち込んでいた矢先、飲み会で泥酔中の陽キャイケメン営業・三谷（みたに）に絡まれる事態に！ 周りから冷やかしの声が飛び交う中、三谷から 「俺もゲイなんです。憂さ晴らしに少し遊びません？」とまさかの“お誘い”を受け!? 割り切った関係と自覚しつつも、あまりにも良過ぎる体の相性に満たされていく柳瀬。 一方で、体を重ねるごとに三谷の独占欲は増していき…？ 眉目秀麗・業績優秀なドSイケメン営業×実は超絶ドMな陰キャ地味リーマン