Natsuyuki Rendezvous S01 E04 Episode 4

Hazuki takes Rokka to an amusement park, with the intention of making her smile. However, Rokka went to the same amusement park with Atsushi when he was alive. Because of this Rokka can't help but think about her memories with Atsushi. Hazuki tries to woo Rokka, but it might be all for nothing.