Qin Youxuan, who has always been upright, "breaks up" with his good friend Jiang Yunwan because of Shen Yanyao's arrival?
Qin Youxuan's sister Chu Yunlai secretly likes Shen Yanyao's cousin Jiang Yunwan!
With an unexpected twist, what will happen to their stories?
(Original by Fujisou Kirino)
Intention: Study hard and work hard