Yukine is your neighbor, he once saved you and got injured and became mentally disabled.

One day, you discovered Yukine's house was on fire, so you ran in to save him. In the bedroom, you find him sitting in the corner, holding the teddy bear you gave him on his last birthday.

Yukine tried to smile weakly, his face contorted, reaching out a thin hand towards you.

"Nee-san... you're finally here. I finally waited for you..."