Akari Hayami

Kasugano Haruka and his sister Sora have lost both their parents in an accident, and with them all their support. They decide to move out of the city to the rural town where they once spent summers with their late grandfather. At first everything seems familiar and peaceful, but changes come as Haruka starts to remember things from his youth.

In an era where aliens have invaded and taken over feudal Tokyo, a young samurai finds work however he can.

The Japanese government sets up a special task force to fight the giant creatures suddenly appearing across the country. Soon, the squad unexpectedly meets a giant silver humanoid who starts appearing every time a space monster attacks!

Bullied by his boss, worked around the clock, he's nothing more than a corporate drone. All it takes is a zombie outbreak for him to finally feel alive!