Never Grow Old is a story about five families living on Xiaoji Street in the 1990s. It tells the heartwarming tale of two generations who support each other in their mundane daily lives. They experience kinship, friendship, and love as they grow together. The protagonists of this story are the boys and girls who live on Xiaoji Street. In a time when the world isn't dominated by Taobao, Weibo, and Moments, they have Jianlibao, Monopoly, and Contra. They also have a group of sincere and honest friends who will laugh and play, chase each other and stick together through thick and thin. After a short but beautiful adolescence together, they grow up quietly on their own.

以20世纪90年代为背景，讲述了两代人在平凡琐碎的生活中直面挫折、解决难题，最终收获亲情、友情和爱情的故事 。