Darktober 01 - The Door

This drawing Darktober is Mario the music box and splatoon

The Door - This Yuki She joined investigate on that mansion she remembers she called the squid sisters about the mansion and now she's doing herself and she tried to find a key to open the door to see about this creepy mansion And she trying herself until a mysterious voice And she needs to find a way.

Based of game is Mario the music box