In which episode did Dorian give Philo a box?

Episode 17. In the animation of Star Academy, in the story of episode 17, when Princess Dorian and Philo were performing a mission, Philo helped Princess Dorian complete the mission. Princess Dolin gave the space of Shuiyue Canglan out of gratitude. The treasure box was handed over to Philo. "Star Academy" is a three-dimensional girl animation series launched by Hangzhou Meisheng Animation Co., Ltd., directed by Sun Jijian, and premiered on the Kaku Children's Channel of Beijing TV Station. Through the journey of the organization Pandora and the two protagonists in the film, we try to show the audience this truth: facing the imperfections of ourselves and life, and being our own spiritual magicians, our lives will be peaceful, beautiful, and full of joy.