Grayson and Lady Jayne become lovers as he looks into her connections; Grayson helps Mina face a challenge; Jonathan strikes a bargain that has unexpected consequences.

Grayson investigates whether Lady Jayne is a vampire hunter; Lucy employs absinthe, romance and a tour of London to mend Nina’s broken heart; Grayson earns a powerful enemy.

Lake Geneva, 1816. Lord Byron and the Shelleys prepare for a night telling ghost stories, but their villa proves to have ghostly presences all its own.