The play is adapted from the novel of the same name and tells the story of Satori entering university to study veterinary medicine at the age of 18, with the dream of saving animals.She had been staying away from home, but gradually cheered up because of her grandmother's support and entered a new life alone.Faced with her first friendship, love and work, she continued to grow up in a strange environment.Although the birth and death of life made her feel powerless and painful, Satori still moved forward firmly, looking for the meaning of survival.