Chapter 1: "So, what has brought you here?"

"The door opens into the apartment, now illuminating whoever is standing in front of the door. With the light from the inside, Mami could finally see the mysterious ringer.

A small girl with white hair, not older than 10 or 11 just stood there, wearing a pinkish-dress with white polka dots, and did not say a single word. The dress was completely made wet from the still ongoing rain."

An alternative turn of events of Nagisas backstory, leading to a completely new path!