Kyuta, a boy living in Shibuya, and Kumatetsu, a lonesome beast from Jutengai, an imaginary world. One day, Kyuta forays into the imaginary world and, as he's looking for his way back, meets Kumatetsu who becomes his spirit guide. That encounter leads them to many adventures. The latest feature film from award-winning Japanese director Mamoru Hosoda (Summer Wars, Wolf Children): When Kyuta, a young orphan living on the streets of Shibuya, stumbles into a fantastic world of beasts, he's taken in by Kumatetsu, a gruff, rough-around-the-edges warrior beast who's been searching for the perfect apprentice. Despite their constant bickering, Kyuta and Kumatetsu begin training together and slowly form a bond as surrogate father and son. But when a deep darkness threatens to throw the human and beast worlds into chaos, the strong bond between this unlikely family will be put to ultimate test-a final showdown that will only be won if the two can finally work together using all of their combined strength and courage. When a young orphaned boy living on the streets of Shibuya stumbles upon a fantastic world of beasts, he's taken in by a gruff warrior beast looking for an apprentice.

A student tries to fix a problem he accidentally caused in OZ, a digital world, while pretending to be the fiancé of his friend at her grandmother's 90th birthday. Kenji Koiso, an eleventh grade math genius, agrees to take a summer job at the Nagano hometown of his crush, Natuski. When he arrives, he finds that her family have reunited to celebrate the 90th birthday of the family matriarch. His job is to pretend to be Natsuki's fiancé. Meanwhile, his attempt to solve a mathematical equation causes a parallel world's collision with earth.