A Boy Sato(サトウくん)

Set in a mountainous hot spring town, the sci-fi inflected A Boy Sato focuses on the sudden reappearance of the eponymous Sato, a strange outsider, who greets his old friend Hijikata one day outside the local train station. Visiting former hangout spots and local attractions, Sato begins to sense that something is not quite right in the town.