Apocalypse arrives, everyone accepts a system—except me. But In the end,they all seek my protection.

What the story is about

After her grandfather warns her never to activate a mysterious system, Sununen learns that a global doomsday is approaching and that everyone around her is being offered powers. With a special pocket watch that lets her hear system users’ thoughts, she prepares an underground refuge and tries to survive without accepting the system’s binding.