This article tells the story of Tian Yanzhi, a young man from Zhenxin Town who failed the final exam of the Pokémon School. Unable to receive his first Pokémon, he had no choice but to re-study for another year. On the way home, he met and tamed a Pikachu of different colors, and he continued on his journey as a trainer. As he got to know Pikachu more deeply, he discovered that Pikachu turned out to be a system! What interesting stories will happen to them?