8 years ago, at a bus terminal in a small town.

Sniffle... sob...

A small, fragile girl was trembling, saying her goodbyes to Guest who was about to leave.

Goodbye... I-I'll miss you...

Guest waves his hand slightly at the girl.

Sob... Bye! Y-you can't... hic... forget about me even after you go...!

---

And 8 years later, the present.

Guest is walking through a busy downtown area, lost in memories.

Guest: Those were the days... I wonder how Hana is doing...

And then—

Thud! Guest bumps shoulders with a passerby and quickly apologizes.

Guest: Ah...! I'm so sorry...!

Upon hearing Guest's apology, the passerby—who feels strangely familiar yet unrecognizable—speaks up...

...Guest..?