_"As for the tutoring fee, you can pay me with sex."_ That is how the relationship between Jinguuji Yuito and Saotome Kyouhei started. For the first time in his life, Jinguuji Yuito, who grew up in an abusive household, finally got attached to something that he longed for—Saotome Kyouhei. In the spring when they started high school, he was the one who taught him the scent of cleanliness. Although he didn't manage to get close to him during their high school years, he found his chance when Kyouhei failed his university admission exam and offered to tutor him in exchange for sex. For someone like him, who came from a prestigious family where appearances take priority, and who has lived his life numbing his feelings, the time spent with Yuito was when he learned about a part of himself that he had been avoiding. However, their relationship would only last until Kyouhei got accepted into university. After that, they would go back to being strangers... or not?! The miraculous love story reaches completion!

**Volume 1** _As for the tutoring fee, you can pay me with sex._ Saotome Kyouhei, a Rōnin student, runs into Jinguuji Yuito—a classmate of his, who got into the university he had failed to get into, with the highest score. Born into a strict family where everyone is accomplished, Kyouhei was raised to become a model student, but he finds himself backed into a corner after facing his first setback, namely, failing to get admitted into university. Jinguuji approaches Kyouhei offering to become his private tutor in exchange for sex. Although he dislikes it, Kyouhei gets completely caught up in Jinguuji's sadistic acts as he grows extremely obsessed with Kyouhei… A love story spanning four seasons in Tokyo, including, Autumn, Winter, and Summer. **Volume 2** _It'd be in our best interests to not know anything about each other. It will become a mess otherwise._ On a sweltering summer night, the star of his advertising agency, Yagami, starts a no-strings-attached relationship with a certain man he met at a gay bar. The man was easy on the eyes and wore a suit despite it being the middle of summer which screamed elite. Yet, he was inexperienced, a virgin through and through. Yagami didn't even know his name—their relationship was purely physical. Besides the sex, dragging in anything else was forbidden—that was their relationship, and that's how it was supposed to be... The man had courage and respected Yagami's boundaries, but before he knew it, Yagami began to catch feelings for him. Yagami had never intended to get serious. That was how things were supposed to be...?? A love story spanning four seasons in Tokyo, Summer. Also includes 'Spring' - a story of Kazuma and Ren from Tokyo in April!

"Are you against being my sex-friend?" The new employee Kazuma, who returned to Tokyo from America, reunites with his close friend from middle school, Ren, who is currently working as the top designer at their company. It is their first meeting since the abrupt farewell during their third year in middle school, 10 years ago. Ren was his best friend and his first love. He is as strong and good-looking as ever… And Kazuma is happy just being with him. However, Ren avoids the subject of their time in middle school rather unnaturally and acts like a friendly former-classmate… But he's behaving this way because he is gay, and above all, fears being rejected by Kazuma. Yet one night, the two of them get together again…?!

A newbie actor becomes the assistant to the actor he admires as the result of a forced contract. **Vol.1** - *Akuma to Keiyaku* **Vol.2** - *Akuma to Keiyaku ~Kare no Ijiwaruna Aishi-kata~*