Stella comes to Charles, convinced they're now on the right track. But Charles tells a stunned Stella to stop pushing – Teddy's life is now at risk. Yet Stella won't give up.

Stella dives headfirst into finding out who really killed her daughter, after a video shows a connection between Maisy, Cleo, the McKellers and Jessie's boyfriend Kelvin.

Stella wrestles with whether to trust Charles and follow up Cleo's disappearance. At the same time, she tries to unearth who Charles really is, approaching those who knew him best.

When we meet Stella Tomlinson, it's been three years since the murder of her teenage daughter Maisy, but the wound is as a fresh as if it were yesterday.