Eva and Kat live on a houseboat on a canal in London, where they have a carefree lifestyle. until the death of their pet awakens Eva's desire to become a mother. Kat merely desires the acquisition of a new feline companion. After a night of drinking with Kat and Roger, Eva and her parents decide he should be Eva's surrogate father. As a lesbian pair, what are the repercussions for their connection with their biological father?