Lottie just knows that her boyfriend is going to propose, but then his big question involves a trip abroad — not a trip down the aisle. Completely crushed, Lottie reconnects with an old flame, and they decide to take drastic action. No dates, no moving in together — they’ll just get married... right now. Her sister, Fliss, thinks Lottie is making a terrible mistake and will do anything to stop her. But Lottie is determined to say “I do” — for better or for worse.