I Will Find You by Harlan Coben

David Burroughs is in prison, wrongly convicted of murdering his son Matthew five years ago. When his former sister-in-law, Rachel, visits David and shows him a recent photo of a boy that's been taken at an amusement park, David along with Rachel is convinced that the boy is Matthew--which means he's still alive. David knows the only thing he can do is find some way to break out of prison and find Matthew. I Will Find You is pulse pounding thrill ride as David tries to stay one step ahead of the authorities to reunite with his son.