1. Hito wa Naze Hataraka Nakereba Naranai no ka
   Why is it that People Have to Work? Air headed superior and competent subordinate office love story. Continues in ch 2-4.

2. Hito wa Naze Hitori dewa Ikite Yukenai no ka
   Why is it that People Can't be Alone?

3. Hito wa Naze Onaji Ayamachi wo Kurikaesu no ka
   Why is it that People Always Make the Same Mistakes?

4. Hito wa Naze Shiawase ni Naritai to Negau no ka
   Why is it that People Wish to be Happy?

5. Closed

6. Bokura wa Tada Hashiru Dake
   For ten years Kousuke has followed Tomonari-senpai, from high school to college and now the company at which they both work, all the while telling himself that their friendship is enough for him. Kousuke's world tips upside down when he finds out two shocking facts in one evening that change his perspective on Tomonari drastically.

7-10. Call Me
Long distance relationship between two work colleagues spanning over some time.