Kemono series (all)

Kirishima Kaoru is the lover of Daigo Mikihisa. One day, Daigo's father, president of Mercury corporation, orders his illegitimate son to be married to build a political alliance. What would the emotionally fragile Kaoru do when he finds out? A story of two men fighting for their love in the business world!

With a hidden agenda, college student Saiki Jun moves in with his late sister's crush, Jin Kyoutaro, who is the contracted agent to the Toudou Group's Intelligence. On the surface, Jun works for Jin, but underneath, they're both struggling to suppress their feelings for each other.

Also follows up on Saijo Chiharu and Kazuki Toudou.

The background story behind Saiki Jun and Jin Kyoutaro. Their sexless life and the troubles they had to go through.

Kazuki has been working as intern under an alias in his father's company. Though he's happily in love with Saijou Chiharu, he couldn't help feeling jealous when Chiharu became the center of attention in a mixer party. He then decided to withhold sex on Chiharu! How long would he last?!