Singer Freddie Mercury, guitarist Brian May, drummer Roger Taylor and bass guitarist John Deacon take the music world by storm when they form the rock 'n' roll band Queen in 1970. Hit songs become instant classics. When Mercury's increasingly wild lifestyle starts to spiral out of control, Queen soon faces its greatest challenge yet – finding a way to keep the band together amid the success and excess.

As a 13-year-old, fledgling writer Briony Tallis irrevocably changes the course of several lives when she accuses her older sister's lover of a crime he did not commit.

In London, the radiologist Gina McVey organizes a surprise birthday party to her father John McVey with her boyfriend Stefan Chambers, her brother Daniel McVey and his girlfriend Kate Coleman. On the next day, she sees herself driving a car on the street and she follows the woman to her apartment, where she finds a picture of her father and her. While driving back, she has a car crash and loses parts of her memory; further, she believes Stefan is another man. Gina decides to investigate what is happening and unravels a dark reality.