Bai Luoxi, Xia Chuchu, and Du Ruo, the three iron triangle who grew up together, experienced the transformation from youth to maturity, and where did they go after the tests of friendship, love, and career. What kind of waves will Wen Chenliang, a boy like a great god, create among the Iron Triangle? Do you still remember the stories of your youth ten or twenty years later? On the day we meet again after a long separation, will we still be who we are? Are we still as close as we were when we were young? And do you still love me? This is the story of youth, Bai Luoxi's youth, Du Ruo's youth, Xia Chuchu's youth, Wen Chenliang's youth, and... Your and my youth.