Satou Sanayuki

Chitose and Kairi are stepbrothers, and both have an extreme brother complex. To Chitose, Kairi is a kind, clingy younger brother, still as adorable as ever, even as a grown up. However, the feelings Kairi has for Chitose are not those one has for a brother. Kairi begins to reveal excessive possessiveness and lust, leaving Chitose bewildered.

“I will never like an Alpha again, I’ve sworn so, but even so I—” At a club Asahi fatefully meets someone, who looks just like his ex-boyfriend whom he had been dating for 3 years. Dead drunk and his pheromones running wild, he escaped to a hotel with him. The person was actually a senior from his university. And his ex-boyfriend's twin brother. To be annoying, Akiomi asked Asahi to “pretend to be his lover”. Despite the bad first impression, Asahi feels his heart flutter by the forceful, yet gentle Akiomi.

Mioto is a commoner who has somehow ended up at an elite boarding school. But, his life suddenly changes when he is appointed as the protégé to the school's Mr. Popular prefect, Tsukihito.

Haru, an Omega, is in relationship with Eiji, an Alpha and his childhood friend. But Eiji, who is from an elite family, already has a fiancé and Haru always comes in second. One day, Renji (Alpha), Eiji's older brother and Haru's first love, appears before him: "I came to pick you up," Renji declares. Where will this complicated love triangle lead?

"Aren’t you afraid of being attacked again?" A young man being attacked by a Professor in an empty classroom. Reiji Saga, who accidentally saw the sight, took a picture of the evidence and saved the young man, Yuki Hayase. Yuki Hayase is called the “Pheromone Prince” and is popular regardless of gender, especially with the men and it is not the first time that he has been attacked like this. Saga worried about such a good rabbit-! ?