Jenny is a lonely university lecturer who's consciousness has traveled back in time to her younger body to try to save the future of the world. A young microbiologist is going to release a genetically modified wheat that will mutate and ultimately destroy all plant life, leaving nothing but barren windswept dust bowls. In the past, Jenny finds a love that has been missing from her life; the kind that comes just once in a lifetime. But Jenny can only stay in that time period for thirty-three days. Meanwhile, in the future, fearful Jenny will fail, plans are made to send another back in time—an assassin. How can she choose between saving the man she loves or saving the future?