Write a single scene that uses rich description to build suspense. use vivid imagery that conveys elements of the supernatural in order to present a single, suspenseful moment to your readers.

It was nearly black out despite the stark white moon - still too dark to see a clear outline of the grotesque figure - but it was there, melding in with the shadows as it pulsed and heaved under the single light, seemingly being reborn into an ungodly monster   

Commonlit assignment?