Jenna and Danny were childhood best friends who were inseparable. As a 12 year old, Danny promised Jenna that if they were both still single at 30 then he would be the one to marry her. It was a throwaway promise. Just something kids say. But neither of them ever forgot it. This leads us to today and despite having lost touch, Danny, now a self-made billionaire, is determined to find his childhood sweetheart and stick to the promise that he made to her eighteen years ago...