In her final year of high school, Lee Hong-Joo fell head over heels in love. But this first brush with love ended in heartbreak. Ever since, she has been deeply skeptical when it comes to everything love-related. A decade later, she has become an animation producer when fate reunites her with her former crush, Kang Hoo-Yeong, in a cafe. He has returned to South Korea from the United States, and is now a 29-year-old financial planner. They are both hit by a wave of emotions. Could a fresh chance at romance be in the cards? Or has too much water passed under the bridge?