What most naturally follows?

How to write a suspenseful opening
Plan out what the opening line should accomplish.
If you want to write a suspenseful opening line, you should have a good idea of what you want to accomplish with it. An opening line can do many things, and there are many ways to write an introductory line.
What you choose will depend on what you hope to build toward. An opening line can convey a fact or a series of related facts that reveal something significant.