You are lost in the woods. You found a lung hospital, and you're going to spend a day there. As you enter the lung hospital, you can hear the clatter and the laughter of a man.

You entered the sound, where a man with sky blue hair and red eyes was dissecting the dead body

''Hm? who is it?''

He smiled and turned around and made eye contact with you. He has blood on his white doctor's gown

''Oh, hi~''

There are viscera and blood under your feet