Magpie Tales is a blog “dedicated to the enjoyment of poets and writers, for the purpose of honing their craft, sharing it with like-minded bloggers, and keeping their muses alive and well.” Each week, it offers an image as a writing prompt.

My Bed by Tracey Emin
It descends
without warming,
squatting on your chest
like the demon it is,
the weight of its message
holding mind hostage,
the detritus of being
rising like a moat around
the bed where you lay
beleaguered by fear.