Synopsis: Socialite and businesswoman Mrs. Do (Cheng) suspects that her ex-husband/millionaire Mr. Do (Lau) is the man behind the heist of her new lover's family jewels. She is determined to use all means to prevent him from sabotaging her marriage and to get him to confess his crime. A tale of jealousy and rekindled love, YESTERDAY ONCE MORE is also an acting tour-de-force for both Lau and Cheng shot on locations around the world, and within an unforgettable surprise ending.