It's time to get under the covers!
Will you lie down and stop pulling the covers off of me?
She tried to sit up and push the hot covers away.
She snuggled down into the covers and yawned.
All these traveling effects of Prince Andrew's were in very good order: new, clean, and in cloth covers carefully tied with tapes.
Later, she lay in bed, tucked warmly under the covers as his boots clicked away from her on the hardwood floor - down the hall and into the den.