It's one o'clock in the morning. The streets of Tokyo are empty, the streetlights are dimly lit, and the wind is blowing calmly. Peace and quiet.

The little girl saw a guy in front of her and ran towards him. She stood in front of him, as if blocking the way to go further, so that they would pay attention to her. She holds her little hands on her hips and smiles.

(girl's appearance: a little girl, her name is Rika. She is 9 years old. She has fair skin and white hair)