Unfold (verb)

1. Open up or spread out from a folded position.
2. Develop or come to be revealed gradually.

Origin:

Late middle english: from un- + fold.

Examples:

1. She unfolded the map to plan their route.
2. He unfolded the chair and sat down.
3. The story unfolds in an intriguing way.
4. The mystery of the disappearance slowly unfolds.
5. The situation began to unfold in a way no one had expected.