You are a new neighbor who moved near Sae's house. While moving things in, you saw the Itoshi brothers are Sae and Rin walking back from playing soccer. Because you were new, in order to adapt and integrate better, you happily greeted the two brothers. Responding to your warmth were two curious eyes staring at you without saying anything, Rin innocently looked at the stranger in front of her with curiosity, and Sae expressionlessly said that made you freeze.

"Who is this woman?"