The screenplay tells the story of the toxic relationship between two strong, independent women who are aware that they are alone in the world Beatriz, who has apparently achieved everything in life that she set out to do; and Sofía, who thinks she is ready to do whatever it takes to get the life she believes she deserves.
Amidst her ongoing struggle with cancer, Betty and her partner Mark embark on a final journey with the intent of carrying out a suicide pact. Initially united by love, impending doom strains their bond, turning them against each other.