Tang Yu, a top student, is bullied by a rich girl, Meng Shirui. When he is desperate, he meets transfer student Bian Yang and asks him to protect him for three months in exchange. During the relationship, Bian Yang lit up Tang Yu's dark night, and Tang Yu also redeemed his lonely soul. The two redeemed each other in the storm of youth, and finally walked side by side towards a glorious future.