When an asteroid hits the Earth leading to underwater volcanic eruptions, the inhabitants of a small riverside town start to flee inland. Before she leaves, Nian decides to say goodbye to her childhood friend. Her memories of the town start to become clearer and clearer in her mind on this journey.

Zhuang is a late bloomer. When he first meets his classmate Meng, a talented long-distance runner, he rashly and spontaneously takes the blame for her theft of a starting pistol. But before they can get to know each other better, Meng gives him the cold shoulder. Confused, Zhuang decides to join Meng’s track team, even though this leaves him with less time for studying. Academic pressure is added to the puzzles of adolescence. Zhuang plans to surprise everyone with a bold gesture. He is just waiting for the right moment...

A mother seeks out the first-born daughter she previously abandoned in order to try to persuade the daughter to donate bone marrow to her sick younger brother.

Liang Nian'er, who grows up in a single-parent household pretends to be wealthy to gain attention. During a trip, her lies are exposed, leading her to embrace honesty and personal growth.