Mac is back in this thrilling novella followingVendetta, available exclusively as a digital ebook. You'll find the same characters inDeath Trap, the compulsive new novel from Dreda Say Mitchell, coming in October 2015.

In a respectable Victorian terraced house, a young child is discovered behind a panelled wall in a bathroom. He has been hidden there by dangerous criminals.

For DI John 'Mac' MacDonagh, the case opens up a raw wound from his past. The child's mother is the woman who seduced him and then double-crossed him. There's more: DNA tests reveal that the child's father is none other than Mac himself.

This is Mac's chance to rescue his son and have the family he's so longed for. But will his desire for revenge blind him to the terrible danger surrounding them both?