Familiar Stranger

_Sienna’s POV_

““What is the safe word?” a voice asked, standing right over me as I tremble. I was tied up to a bed, my eyes covered as well, leaving me nothing but my sense of hearing to figure out where he was.

“SpongeBob,” I breathed out, my heart beating wildly in my chest. Not in fear, but in excitement. I wanted this more than anything in the world.

Just then his hands trailed over my body,