Episode 4: Jodie should be joyful now that the police DNA test has proved Daniel is her son, but the boy's reunion with the rest of the family doesn't go well. Jodie visits Mark in prison and learns why he has told Daniel so little of his past. Faced with contradictory evidence, Jodie fears for Daniel's safety. At the lake where it all began, she finally learns the horrific truth of what happened to her son.