Denise Laurel is the head of the wedding planning division of The Koresco Hotel one of the Philippines most elite and luxurious hotels and considered among the top wedding destinations in the country. Optimistic, cheerful and a perfectionist, she works hard and dreams of becoming the hotel's general manager someday. Denise faces the biggest challenge of her job when her next client turns out to be architect and businessman Louiejin Mondragon, her ex-husband. Seven years ago, Louiejin and Denise, fell madly in love and got hitched in Paris, but because of Louiejin's easy-come-easy-go attitude towards relationships, they fought and broke up. Since the marriage lasted only 100 days, they never filed the paperwork to legally register it, so their short-lived marriage remains a secret. To make matters worst Louiejin turns out to be the CEO of the said hotel where Denise work. Will they end up loving each other or will they end up as enemies forever?