A man, Okina, spends his days cutting hollow bamboo plants in the countryside forest. One fateful day, he stumbles upon a shining shoot that holds a tiny baby. He brings the infant home with him and believes her to be a divine blessing from Heaven sent to Earth as a princess. Okina and his wife, Ouna, take on the responsibility of raising the child as their own daughter. As Kaguya grows into a lively young girl, she takes on the adventures of life with the other village children. Everything changes when Okina discovers a large fortune of gold and treasure in the forest. He sees this as another gift from the heavens and decides to use the newly obtained wealth to transform Kaguya into a real princess. The family moves to a mansion in the capital, leaving Kaguya's childhood friends behind as she enters an undesired life of royalty. As time goes on, Kaguya learns about her true identity and purpose in life.