An early childhood friendship ended too short. Hikaru Akai now finds herself trying to remember what happened 10 years ago. And figure out who this ghost is that's following her around.

One time, when I was dreaming, I had a visitor. She had bright red hair and eyes and wore an orange dress.

We became friends and hung out in my dreams.

Then one day, she told me that we had to have passwords.

This dark curse that collapse on Baxtewos will turn everything upside-down in the region...