When two adolescents enlist Eric to negotiate with a ruthless mob boss who's holding their parents hostage, the team discovers a family secret that threatens to complicate the proceedings.

The daughter of a government official working overseas is taken, and an unexpected suspect derails Bryan's rescue operation.

When Diamond's private conversation is leaked to the tabloids, she's sure Sophia is responsible. Sophia is sure she's innocent, but when Diamond tries to teach her how to handle the media, Sophia grows increasingly paranoid!.

Beau's at the end of his rope and decides to teach Colt and Rooster a lesson. Mary realizes she needs to choose between Rooster and Nick.

Luke tests out his abilities on the ballfield, Misty ruffles feathers at the precinct, and Mariah plans a reunion to boost her image.

The judges reveal this is Sweet Week. To kick off the week, they introduce the master of sweets, Adriano Zumbo, who has selected the mystery box ingredients and will reveal the invention test.

Ross faces the challenge of Parliament and the Warleggans refuse to accept defeat. In Cornwall, Demelza contends with a failing mine and fixing Drake's broken heart. Dwight and Caroline welcome a baby daughter. Ossie meanwhile tends to a dying parishioner and George hosts an extravagant party at Trenwith.

Finally outside the kingdom's walls, Rapunzel begins her long journey following the path of the black rocks.