1. sex crazed glasses guy who wants to treasure his lover, but always succumbs to his sexual desires
2. classmates with unrequited love for each other
3. introvert x extrovert—guy in earth science who prefers to not interact with people suddenly gets approached by the extroverted guy who seem to have a certain attraction towards him for reasons unknown. introvert ends up craving for the extroverts attention when the extrovert pretends to have given up on the introvert
4. guy on the manga cover — ex salesman software developer x his manager ... software developer guy had to move from his old job because his colleagues found out that he was gay
Erotoro