Park Wan, a hardworking student weighed down by poverty, dreams of a better future while juggling school and his father’s responsibilities. On a particularly unlucky day, he skips school to cover his father’s job at a park, only to end up soaked and frustrated. Meanwhile, Moo Jung-hoo, born into privilege and bored by life’s predictability, has his routine nap disturbed by Park Wan’s presence. Their unexpected encounter under the summer sun marks the beginning of a connection between two very different worlds.