A girl falls in love with a boy at first sight at the beginning of her sophomore year, and later discovers that they are in the same class. The heroine gets close to him on the pretext of asking him to help with tutoring. As they increase their interactions, they unexpectedly discover that the hero is a left-behind child who teaches himself programming. It coincides with the registration for a science and technology innovation competition. The man wants to participate but dare not sign up because of his low self-esteem. The woman sees this and encourages the hero.
The school organized a love-delivery trip to a mountain village, and the two met a left-behind child who was lonely and had no friends. He was introverted and sensitive and did not socialize with his peers. The male protagonist sympathizes with him because he is similar to himself when he was a child. The female protagonist proposes that he develop a companion robot to benefit left-behind children.
The two played together with left-behind children during research and development to collect information. Their relationship heated up. After participating in the competition, the project was promoted and expected to win a prize, but it was suddenly revealed that it was plagiarized. The man left without saying goodbye and the woman went to great lengths to find the man. She found that the man left because he was seriously ill and felt that he was not going to die soon, and was afraid that the woman would be sad.
The woman accompanies the male protagonist to overcome the disease and proves his innocence with a video taken while playing. Later, the project won the award and became a reality to benefit left-behind children, and the two finally understood each other.
Purpose: To heal the loneliness and shortcomings of left-behind children with the gentleness of youth science and technology, and to redeem each other's original scars and life troughs with two-way preference. Gentleness and love can withstand the bitter cold of fate.