Hippopotamus

Ruby is trapped in a basement, her legs don't work, and she can't remember who she is or how she got there. Her kidnapper gives her pain killers and tells her she will remain captive until she falls in love with him.
Ruby wakes from a bad dream to find herself in a real life nightmare. She's trapped in a basement, her legs are broken and she can't remember who she is or how she got there. Her kidnapper, Tom, tells her she will remain captive until she falls in love with him. Ruby is focused on trying to escape until Tom starts helping her to remember her past and she begins to question everything.