Keira Knightley plays Georgina, Duchess of Devonshire, a controversial real-life figure from the 18th century. She has an affair with Charles Grey, 2nd Earl Grey (Dominic Cooper).

A chronicle of the life of 18th century aristocrat Georgiana, duchess of Devonshire, an ancestor of Princess Diana who was alternately celebrated and reviled for her extravagant political and personal lives.

“You can’t ask me to battle nature and my own heart!” Keira exclaims in the trailer. And yes, ladies, there’s a shirtless scene of Dominic making out with Keira!