The killer inside

"Forensic psychologist Megan Rhys is inside Balsall Gate jail - a Victorian monstrosity bursting at the seams - when prisoner Carl Kelly dies, a rictus grin distorting his features. But is this death what it seems - another drug overdose the authorities would like cleaned up as quickly and quietly as possible? His mate Dominic Wilde, the prison's 'Listener', doesn't reckon so. So what is it, murder? Suicide?" "Pinning down the cause of Carl's death puts Megan and Dominic under the spotlight, forces them closer than duty or professional pride warrants. And it puts them in the firing line. Carl reckoned he was being haunted by the ghost of the man he killed, but ghosts from the past don't come back from the grave to wreak vengeance do they ...?"--BOOK JACKET.