You find the exact timestamp where the shimmer is clearest and realize it’s a set of coordinates or a date that changes everything. Option 3: The Lost Heirloom (Best for travel or objects) If the video shows a specific object or a vacation spot:

If the video is a simple shot of a street, a room, or a garden:

Years later, you notice that the "nothing" they were looking at has a faint, shimmering outline. It’s not a ghost; it’s you from the future, trying to send a message back through the digital artifacts of the file.

A video of a dog barking at "nothing" or a child laughing at an empty corner of the room.

The story follows your character retracing their steps across the city shown in the video to find the lock that matches the key.