Synopsis
One week after July 7th — the anniversary shared by two people — one idea gets turned on its head. Takahagi Koudai works for a security company. One day he gets a strange email from a sender he doesn't recognize. After that, odd things start happening around Tsuruki City, the place where he and his younger sister Otoha live. Something is surrounding the city. An "invisible wall" that nobody can pass through. Analog locks, electronic security — none of the locks in town work anymore. And inside this sealed-off place, something like a wild madness is starting to take hold.…
