Sequel: Space
Chapters 1-2: sex friends during highschool, suddenly reunited as math teacher and temporary school doctor, struggling feelings until finding out that the school doctor will transfer school, can't hold back feelings anylonger.
Chapters 3-4: childhood friends suddenly reunited after lost of communication for 5 years, a magazine picture who was thought to be the reunited friend made him re-think if the person he knew was the same back then.
Chapter 5: friend who listens to always rejected guy, then a sudden kiss realize of the other's feelings.
Chapter 6: relationships don't last long and have no permanent place to go until someone offered place to stay and eventually they have a relationship while he also got a job that will sustain him although when visiting hos parents who he doesn't visit for a long time, the father disapproves of his current job.
Hokenshitsu Made Nan M?