Plot

Nine-year-old Hani is a fearless troublemaker, ruling his school friends and family with ease, particularly teasing his older brother, HanByul, who frequently complains of illness. However, everything changes dramatically when HanByul collapses at home and is taken to the emergency room, where the devastating news of cancer rocks their family. Hani must confront the gravity of his brother’s condition, forcing him to reevaluate his mischievous ways. Based on a true story, this poignant tale explores themes of sibling dynamics and the harsh realities of illness.