Qin Qianliang was unjustly labeled as the school bully due to persistent rumors. One day, while working part-time, he found himself saving a boy named Cui Yucan. Shortly after, a new transfer student arrived at school, and to Qianliang's surprise, it was Cui Yucan. From the moment they reunited, Cui Yucan latched onto him, insisting they become best friends. Qianliang, who always kept his distance from others, thought a simple rejection would make him back off. But Cui Yucan didn't give up. Instead, he boldly declared that he would become Qianliang's "sidekick"...?