Meet Janine Lewis. A single mum of three and Manchester's newest detective chief inspector. Her cheating husband walked out the day she got promoted. Now she's six months pregnant with his baby and in charge of her first murder case.The body of a deputy head teacher is found on a lonely allotment. Gutted - his stomach sliced open - and left for dead.The only witnesses are a dying elderly man and a seven-year-old girl.And now the prime suspect has disappeared . . .