Aafrin's troubles deepen as his personal and political worlds collide, while Ralph needs to befriend the slippery but powerful Mahrajah of Patiala and his mistress Sirene.

A fashion show at the club ends with a horrifying attack on one of the guests. Ralph plays detective to find the culpit, but the truth is worse than he could have imagined.

Lord Hawthorne orders the police to arrest Adam and Ralph uncovers a shocking family secret. Alice decides to take a stand against her husband, and an earthquake hits Simla.

As Simla gathers to celebrate King George's Silver Jubilee, Aafrin is trapped in a nightmare - the terrorist Naresh Banerjee is plotting a bomb strike at the picnic.

The Whelan's marriage faces its darkest hour as the Maharajah and Sirene return to Simla. Knowing Ralph needs his support, the Maharajah makes him an indecent proposal.

Ralph's life spirals out of control. The announcement of the new Viceroy leaves his ambitions in tatters, and he realises those closest have been conspiring behind his back.

Alice and Charlie prepare to leave India for good. Ralph and Aafri make momentous decisions about their careers. Cynthia is in a bidding war as Chotipool goes under the hammer.