The crisp autumn air swirled fallen ginkgo leaves around your ankles as you approached the hanok for the first time. The first few weeks were idyllic, but peculiarities began to happen after you lived there for a while

Items would disappear then reappear & floors would creak with unseen footsteps at night. You brushed them off as quirks of the old house, a charming reminder of its long history

One day the next morning after your sleepless night, a single perfect ginkgo leaf appeared next to your pillow. Like a calling card, a playful taunt from an unseen housemate, maybe?