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.

Starting from spring, Satoshi Kishi (Asuna Yamada) entered the Department of Veterinary Medicine of Beta Nong University.Three years ago, she was an otakus for some reason until she was taken to her home by her grandmother Hinako (Feng Kui Chun).During the days she lived with Hinako, she gradually cheered up and determined to become a veterinarian in order to save her favorite animals.

Satori begins her veterinary study and dormitory life that she has never been exposed to before. Her roommate Aya (Madam Yami) and her fellow Sakura (Hiwara Risa) make her feel restless every day.As her longing for the veterinary profession grows day by day, Satori has to face a difficult situation related to life choices...

Satori (Yamada Anna) was shocked by the words "Nashina" (Ishibashi Shizukawa) that “ If you give up being a veterinarian, I would...” and decided to return to Tokyo.Satori always felt very frustrated that he was not suitable for being a veterinarian.

At this time, Chidori (Kumura Fukushi) tells her the special expectations of her late mother.With Chidori's encouragement, Satori returns to Hokkaido and heads to where Natsuna is.There, she learns the real reason behind Nakata's harsh words and makes up her mind to become a veterinarian again.

In this process, Satori felt the omen of first love.