Hi Calo

Haruki, an Omega with a constitution that does not produce pheromones, is convinced that "this person is my destiny" when he is hit by the scent of Alpha wafting from a T-shirt he bought second-hand.

When Kagami calls an escort service to a hotel one night, the guy who shows up at his door turns out to be precisely his type. But his elation at this stroke of luck soon vanishes as he realizes that Minato is, in fact, a food delivery boy who has come to his room by mistake. Unable to pass up this one-time chance, Kagami plants a kiss on Minato as a joke... But when Minato serendipitously shows up to deliver food to his house the next day, Kagami finds himself drawn more and more to this sweet and straightforward boy…

Kai spends his days as a sugar baby. One day he’s saved by Yuma who happens to be around while he was having an argument with a client. Kai immediately notices Yuma’s refined appearance and kind spirit, and asks him to be his “sugar daddy”. Surprisingly, Yuma, who’s eager to experience new things, accepts Kai’s proposal. As time goes by, Kai starts feeling attracted to Yuma, who, unlike his other “daddies”, respects him and takes care of him. Despite these acts, there’s a reason why Kai can’t fully trust him…

When Mitsu was in high school, he had a physical relationship with his childhood friend Nana, whom he had a crush on. However, when Nana suddenly asked him, "Do you want to stop doing this kind of thing?" Mitsu was unable to tell him that he didn't like it, and ended up heartbroken. Mitsu has not been in contact with Nana since then, but his feeling for him still remained. When Mitsu became a university student, he runs into him again while working part-time. He is relieved to find that he doesn't seem to notice him, but short after, he is ambushed at the end of his shift and they end up going to Mitsu's house together. There, Nana shows his obsession with Mitsu for some reason. While the memory of his hurt returns to him, Mitsu's feelings for him still remain…