S1·E5 Episode 5

Koharu (Toyoshima Hana) is uneasy when she sees a woman holding Kurosaki (Yamanaka Jutaro) arm in arm, and is distracted even at work. When she visits the filming location of a movie with a rice ball as a gift from Kiriya (Inaba Yu), she discovers that the woman in question is actually the actress playing the heroine.