The Secret Patient - Smith Vaughan W.

A man is trapped in a hospital, with no explanation or way to escape.
Why?

Ambitious journalist Elizabeth Edmonds is desperate to break another big story. A spooked informant hands her a tip about the local hospital, but she has no idea that she is about to stumble onto the story of her life.

Nathan Stenson know he's not just another patient. After months of supposed treatment and his energy fading, and he's terrified that he will be trapped there forever. When he learns that Elizabeth is covering a story in the hospital, his last chance is to try and sneak a message out.

A mysterious conspiracy is hell bent on keeping Nathan under their control and his existence a secret. Can Elizabeth uncover the truth behind Nathan's captivity and rescue him before she too is silenced and dealt with?