Author Hotaru Yuyami has just tragically lost his beloved dog. While gazing at a tree in his yard, he notices a strange pink mushroom, and it's...moving?. The mushroom suddenly turns into an adorable dog, and Hotaru decides to take it in. Now, alongside his editor and a mushroom researcher, Hotaru shares heartwarming and hilarious moments with his new capricious companion.

En el año 2045, Motoko Kusanagi y la Sección 9 regresan para luchar contra una poderosa amenaza en esta edición en largometraje de la primera temporada de «SAC_2045».