After the death of her mother, Sofia works as a live-in nanny while going to school. Rafael, a temporary gardener hired at the mansion where she works, is somewhat elegant, but pushy. Although he pushes her around, her heart begins to soften to his free and easy-going charm. Until one day, when he says, "Your father is a very wealthy man. His large firtune and his company are yours." He had been posing as a gardener in order to observe Sofia's character. And in order to save her dying father's company, he offers her a 1-year contract marriage...!?