Mangas

Akito fell in love the moment he saw Kiriya, a part-time math instructor, while on the school's rooftop. Even though they have never talked, Akito looks forward to every time he can spy on Kiriya from the rooftop. One day when Akito sees Kiriya, Akito rushes in to see why this math teacher is crying alone. In a panic, Akito asks Kiriya to teach him math. As they spend more time together, Akito realizes Kiriya is in love with another teacher at their school. Akito refuses to give up on Kiriya, though, and proposes they enter a One-sided Love x Alliance!Related Series: Koigokoro Syndrome (Spin-Off)

College student Sano, who is curious about love but has never felt it, decides to go to associate professor Kigami, who's famous for doling love advice out to his students. When he's mistaken for a part-time assistant, however, Sano gets roped into cleaning the Archaeology department's room for Kigami instead. Impressed by his work, Kigami gives him advice in exchange for his trouble and suggests Sano be his teacher's assistant for real. But would his advice still successfully snag Sano a girlfriend, even though Kigami's only ever liked guys?...Related Series: Katakoi × Alliance (Adapted From)