Jiang Yi is an alumni understudy studying computerized reasoning. Since her twin sister died, she has been conveying a feeling of culpability and still up in the air to foster a computer based intelligence that can "revive" her sister. This drove her to be enter the world OG "Al Master", Gu Yu. Gu Yu, despite the fact that hailed as an expert in the field of artificial intelligence, has a semi-secret psychological maladjustment. He has been looking for his experience growing up "Green Plum" to fix his ailment, yet unintentionally, he tracked down Yi, the more established sister of his "Green Plum".