The general sales manager at the head of a contractor firm, "Architectures Yanase" Kamichika Souma, is a handsome and unique man, with great popularity among its employees. Araya, the company's designer, who is gay and playful with his subordinates, is a very striking man but does not feel attracted to any girl, which is a curious thing. When they went to drink for the celebration of a contract, Souma managed to get into a drink game, get drunk and board Araya's apartment. The manager Souma seems to have reached the climax many times with the skills of Araya who caresses his body, but it seems that this does not ejaculate any time. Araya, who with all patience keeps trying, tries to stimulate Souma's prostate, but does this move him away? What is it that Souma hides? 大手ゼネコン『ヤナセ建築』のヤリ手営業部長・神近宗馬は女子社員たちからの人気も高い独身イケメン。女っ気を全く感じさせない高スペックリーマンに部下でゲイで遊び人の荒谷は興味津々。契約祝いで飲みに行った際、テキーラ勝負に持ち込み酔い潰し、まんまと宗馬のマンションに乗り込む事に成功する。身体を蕩かすように愛撫する遊び人ゲイの凄テクに宗馬は何度も絶頂しているように見えるのだが一向に射精する様子はない。業を煮やした荒谷は、宗馬のアナルの奥の前立腺を刺激しようとするが…!!?