Ye Si is a scumbag who is bound by heart disease and thinks he has no future. He dies suddenly before the college entrance examination, and accidentally binds a sand sculpture system that can give him the correct answer (the process is omitted), helping him return to the day when he started his third year of high school. He Xiu He is a somewhat withdrawn natural student who was targeted by a love assistance system before the college entrance examination. With the idea of ​​experiencing life in a different way, he also embarked on the road of rebirth... So, the two became deskmates and developed into Ye Shen vs. Xueshen, Miserable vs. Buddha, Pikachu vs. Garlic.