
“Always protect your network.”
Teenage math whiz Kenji Koiso agrees to take a summer job at the Nagano hometown of his crush, Natsuki. When he arrives, he finds that her family have reunited to celebrate the 90th birthday of their matriarch. His job: pretend to be Natsuki's fiancé. Meanwhile, his attempt to solve a mathematical equation causes a parallel world's collision with Earth.
This film feels like a joyous, high-stakes digital adventure wrapped in a cozy family reunion. It's a vibrant, visually inventive ride that balances thrilling virtual battles with the warmth of intergenerational connections. Expect a blend of technological wonder and heartfelt human drama, leaving you with a sense of buoyant optimism.

















