Takashima Kouichirou no Risou no Koibito
Takashima and Kitamura work at the same company and they have a senpai - kouhai relationship, until one day, Kirishima takes by mistake Takashima's cellphone and discovers that he is a narcissist. To keep this as a secret between them, Kirishima blackmails Takashima and asks to be sex friends, then, out of desperation to be outed by his kouhai he ends up by agree. I like this. The one-sided love and long crush it's just beautiful.
Honto no Bokura
1. Popular guy who is not happy living on the spot light ends being toyed by an antisocial classmate and "forced" to have sex with him. 2. On Valentine's day an unpopular soccer player received an only box of chocolate from... A boy. Sadly, this boy force his way onto unpopular guy saying that he likes his crying face.
Harakuro Shiro to Nora no Kuro
A man picked up a young man from the streets and provides him with clothes, home, food and even a work place, and in return, he expects something different from his thanks.
Why Did Men Stop Wearing High Heels?