Julieta is married to a classical musician, its relationship is falling apart in the middle of the commitements of her husband so she decides to put an ultimatum. They decide to put their commitments aside and see each other in Mexico City, the place were he proposed, to try to fix their relationship or separate. Daniel doesn't arrive and it is there where Julieta meets Ivan, a DJ that will be her companion for the next 24 hours. Once Daniel appears, Julieta will be forced to make a decision.