With help from a 102-year-old goblin dwelling beneath their haunted apartment building, two siblings deal with ghosts and take on spooky mysteries.
Jo Hyun-jung,
I So Eun,
Gim Chae-ha,
Choe Jae-ho,
Gim Young-eun,
Cameron Bonsignore,
Amanda Hanson,
Ian Larson,
Chris Tamayo
Added on Netflix 2019-09-25.