[He reached over and caught the corner of her sheet, tugging to pull it up over her and partially over himself. He let out a soft purr, stroking up along her back.]

Good. On both counts. Knowledge doesn't help anyone if it's kept secret. If you don't know, then it behooves all parties to share it- as you're already in the know, that is. I'm hardly running around sharing to your neighbor that the shadow he shot at the other night is currently lying in your bed.