In a Japanese coastal town, Sakuta Azusagawa's carefree days with his girlfriend Mai are disrupted by the re-emergence of his first crush, Shoko Makinohara, in two different forms: a middle school student and a grown adult. As Sakuta navigates this confusing situation, the adult Shoko manipulates him, straining his relationship with Mai, while the ailing middle school Shoko's condition worsens, causing Sakuta's own physical symptoms to surface.

Rascal Does Not Dream of a Dreaming Girl
A young person's serene relationship is disrupted when their initial sweetheart unexpectedly returns in two astonishing forms.