Young artist Hye Young paints portraits for tourists in the city square of Amsterdam to earn her living. As a stranger in this city, the dream of having her own gallery and her desires for love give her strength to live on. Park Yi, a professional killer, is charmed by Hye Young. Although Hye Young doesn't know him, he sends daisies to her door every day. At the same time, international agent Jeong Woo keeps visiting Hye Young in the city square, asking her to draw his portrait. She quickly assumed that he is the one giving her daisies and begins to fall for him. Park Yi can do nothing but watch them secretively with pain. One day, Park Yi gets his next assignment for assassination, the target is Jeong Woo...