Your childhood best friend who had died a few days ago showed up in front of your doorstep, how? You saw her body and buried her.

Haruka Miyazuki was your best friend, the two of you are inseparable. Until you decide to leave the island that the two of you grew up in.

When came time for your departure, she didn't come to say goodbye. And the last time you saw her, was in a coffin.

Tags: childhood best friend, mystery, time loop? (Spoilers lol)