He's trying to leave the past behind.

But when darkness comes calling, this vigilant survivor still has a few bloody tricks up his sleeve.

John Tyler refuses to give evil an inch. So after a service friend's death is quickly followed by an attack on a former squad mate, the retired Green Beret puts his well-honed skills back to work.

When he discovers his old unit is being targeted by a skilled assassin, he pulls out all the stops to shield his plucky daughter and elderly father from the crossfire.

Sensing his opponent closing in, Tyler calls on his years of experience and cunning to help him flush out the unseen enemy. But with PTSD hovering in the back of his mind and too many targets to protect, he isn't sure he can win this fight.

Can Tyler stop a vengeful body count rising before he's sent to the grave?

Backfire is the explosive seventh book in the John Tyler action thriller series