1st story is ok.
2nd story (2nd chapter) is woow really goood I like that. I like the sudden encounter when the guy save the other by talking to him at the train station.
3rd story (3rd, 4th, 4.5th chapter) FAVOURITE AND THEN SHOUTA CAME BACK TO NAO ALL MORE MATURE THAN HE WAS WHEN HE RAN AWAY
Koori Ga Tokeru No O Matteru