Shoujo Ramune - Episode 4: Summer Vacation for Everyone Demo Movie
Tachikawa and Komako are caught in a sudden downpour and seek shelter at the nearby bus stop.
She tells him that, thanks to his help, she was able to have sex with Chie.
Just hearing this was enough to make Tachikawa's crotch swell.
After fighting with her family about her career as an idol, Tenka runs away from home.
While listening to her plight, for some reason, Tachikawa gets horny.