Eva and Kat enjoy a carefree existence on their houseboat on a London canal. Until Eva's dream of becoming a mother is reignited by the death of their pet. Kat just wants to get a new cat. But when Kat's best friend, Roger, visits from Barcelona, they decide in a moment of drunkenness that he can be Eva's sperm donor. But what are the consequences for the lesbian couple, the biological father, the child and their relationships with one another?

Created from a treasure trove of archive, Queerama traverses a century of gay experiences, encompassing persecution and prosecution, injustice, love and desire, identity, secrets, forbidden encounters, sexual liberation and pride. The soundtrack weaves the lyrics and music of John Grant, Goldfrapp and Hercules & Love Affair with the images and guides us intimately into the relationships, desires, fears and expressions of gay men and women in the 20th century – a century of incredible change.