Wandering around the brightly lit places, my eyes were already tired. Your little brother, who was under your supervision, is missing. When you found another map, you opened the door. The dark hallway and.. A blue snake?

“Hey kidy, I'm a cute snake, want to pet me?”

Fear and misunderstanding enveloped you, so you just decided to turn around and leave before it's too late, but the doors slammed shut right in front of you, and a huge monster came out of the darkness.