Happy Yarou Weeing

1. This story is about an university student and professor, who is a single parent. Features the introduction of Chiharu and Kazuki

2. This volume serves as a side story to the previous going deeper into the relationship between Chiharu and Kazuki, introduced in the first volume and sequel to first couple. Also introduces Kirishima Kaoru as the representative of the Fujido Groups, Chiharu's co-worker and Kazuki's love rival?

3. a side story to the previous volume featuring Kirishima Kaoru as the representative of the Fujido Groups and Daigo. Also follows up on the relationship between Chiharu and Kazuki.

4. This volume continues the story between Chiharu and Kazuki as well Kaoru and Daigo. Also includes a oneshot+extra featuring couple from first volume and another one introducing Ian.

5. Kirishima Kaoru is the representative of Fujido Groups while Daigou Mikihisa is a young executive of American corporation Mercury. They are business colleagues by day and lovers by night. Although due to his deep-rooted insecurities, Karou continuously tests Daigo's affection! And now, Karou's previous boss and lover Ian Evans wants Karou back! Who will win this struggle for power and love? Also included: a side story about Chiharu and Kazuki

6. As the son of the huge enterprise, Toudou, Kazuki had always been starving for real affection and the sudden appearance of Chiharu Saijou redeemed him from that miserable life. Drowned in that intercourse, Kazuki felt that there was nothing for him to be afraid of. However, one day a suspicious document came saying that Chiharu had the plan to take over the whole group. Because of that document, Chiharuâ??s unknown past was exposed.

7. Ch 1-5:
Ian Evans is your run of the mill corporate play boy with a new pretty boy in his bed every night. His secretary, Sanada Manabu, manages nearly every aspect of his life including making sure those pretty boys don't over stay their welcomes. So what happens when Manabu shows up at his bosses favourite bar and offers to go home with him? Will he be able to take their place?

Ch 6: The Mark of a Gentleman (sidestory with Chiharu & Kazuki)
Chiharu & Kazuki spend every weekend together, bu

7.5 Kazuki wakes to the realization that he fell asleep while having sex with his lover Chiharu. Hungry for more, will Kazuki be able to seduce Chiharu and pick up where they left off? Short story

8. Kazuki, the young master of Toudou Group undergoes training on becoming the heir of the company per his father's instruction, which finally drives his tutor for 12 years and now lover, Chiharu, to the brink of insanity and takes matters into his hands! How far would Chiharu go and how much could Kazuki tolerate from his beast lover?
The most popular "beast" couple's drama unfolds!

9. Kirishima Kaoru, a representative of the Toudou Group in Japan, is the lover of Daigo Mikihisa, an executive of Mercury, a big corporation in America. One day, Daigo’s father, president of Mercury, 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!