The Second Wife by Rebecca Fleet

When Alex met Natalie she changed his life. After the tragic death of his first wife, which left him a single parent to teenage daughter Jade, he was desperate to leave the pain of his past behind.

But his newfound happiness is shattered when the family home is gutted by fire and his loyalties are unexpectedly tested. Jade insists she saw a man in the house on the night of the fire; Natalie denies any knowledge of such an intruder.

One of them must be lying, but Alex is faced with an impossible choice: to believe his wife or his daughter. As Natalie's story unravels, Alex realizes that his wife has a past he had no idea about, a past that might yet catch up with her.

But this time, the past could be deadly . . .