A character is inside a cubical room; there is a hole in the roof, which is too high to reach. But pushing on the walls distorts the room in various ways, always appearing to bring the hole closer while still leaving it tantalizingly inaccessible.
Prion
Lisbon
Little Nemo: Adventures in Slumberland Pilot 2
Shards of Her Life
Something happened
The Graffiti of Mr. Tupaia
Two Friendly Ghosts
The Saint of Dry Creek
Cain Rose Up
The Case of Majella McGinty
The Secret of the Ice Flower
Puddles