Kang Bi, a freshman in college, always respects his father. However, she finds that one day her father is accused of violating the Food Sanitation Act, and she gradually becomes skeptical of her father. Kang-bi, who is hurt by her, goes on a trip alone. On her journey, Kang-bi meets her friend Dai. Through their journey of ups and downs, they open their eyes to a new experience and realization that they cannot live without forgiving and loving everything in this world