Determined to prove her mettle, WPC Gina Dawson's resolve is tested on her first day.
When another woman is attacked, Gina risks her career to prove Donald's innocence.
Jack has a new suspect and an attack at the cafe leaves an officer's life in danger.
The mystery deepens as Jack gets closer to finding the other missing boy.
Gina's life is put in danger when an attempt to lure the killer takes a deadly twist.