Keys and locks are supposed to finish each other’s sentences, yet here they’re trapped in back-room diplomacy while the door—quietly dependent on both—schemes a getaway of its own. The line inverts agency: the objects we expect to keep things still are suddenly restless, and the tool designed to solve the puzzle is busy debating the puzzle itself. That mild betrayal of roles sparks the brain’s social circuits (we can almost hear the hushed voices and creaking footsteps), then withholds any clue about the outcome, letting curiosity tug the reader forward. It’s Decentralised Logic in miniature: authority dispersed, expectations subverted, and meaning left one twist beyond reach.