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❝ I made a promise to protect you y/n ❞

❝That was years ago ❞

❝You know I don't make promises to break them ❞

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After reuniting after years apart Chishiya decides to take y/n to their favourite arcade as children, however, after playing one game everything changes too quickly.

Shocked to discover that once the electricity goes in their shooting game stall all the inhabitants of Tokyo and presumably Japan are gone and the electricity seems to be cut.

They're trapped together in Borderland with no knowledge on how to escape.