Three years after the Hiroshima bombing, a teenager helps a group of orphans to survive and find their new life.

A day of Hyo-jeong, a first-year student in high school, who repeats a routine endlessly.

Yulia is constantly harassed by her classmate Lika. Unexpectedly, Yulia rescues Lika's brother, who was involved in a car accident. Lika, who was the bully, changes.