The first prank was innocent. I walked onto the silent train car and gently turned the businessman’s newspaper upside down. Then I swapped the teenager’s phone with the old lady’s knitting pattern. Then I drew a tiny mustache on the baby with a marker from my bag—washable, I’m not a monster.

: Rearrange the items in a passenger's bag or swap their newspaper for a child’s coloring book. When time resumes, the confusion is instantaneous.

Since objects in motion stay in motion (or lack thereof), you can stack items in impossible ways. Imagine a waiter frozen mid-stride; you could take the tray from his hand and balance a dozen salt shakers on his head. When time restarts, he won't just be confused—he’ll be buried in seasoning.

The most critical phase of the operation is the "Time Resume." When the user deactivates the freeze: