Liu Yuyu came to Yunmeng Lake to look for memories of his seventeen-year-old youth: the TV station held a "Youth SHOW" workplace challenge, but in the third class of tourism at Morningside Vocational High School, Liu Yuyu first had a "snake fight" with Wu Jingwei, the new class teacher, and then had a heated conversation with a girl named "Sasha" as a "flying wolf". Lovers Fang Xueer and Tong Fan, who showed off in couple costumes, secretly tasted the forbidden fruit during their spring outing. The talented girl Qiao Mengyang unfortunately suffered from a terminal illness, leaving endless regrets for Liu Yuzhou, who had just learned what love is. Zhang Haonan, the squad leader of the first class, asked Yang Fan to be his wife, and Liu Yuyu was a heroic hero who saved the beauty. How many memories of your first love and childhood sweetheart at the age of seventeen will linger with you throughout your life? Looking back on the past, we only have green plums to make wine. Regardless of who is the hero in the game and love?