Su Yao, a sophomore girl in high school, has a cheerful personality and mediocre grades, like a tireless little sun. Jiang Yi is recognized by the whole school as the flower of the high mountains. He is the first in the grade and is cold and taciturn. At a sports meeting, Su Yao fell down on the 800-meter track, and Jiang Yi helped her up - this time reaching out to make two parallel lines intersect.