To fulfill her grandmother's wish, Kim Ha-eun rushes into marriage—only for her husband to leave for overseas work the very next day. A year later, the company's CEO, just returned from abroad, has a face that seems strangely familiar to Ha-eun. His true identity shocks her. As they grow closer, her guarded heart begins to open. Though married for a year, the two fall in love again, as if meeting for the first time.