Xue Yue and Zhao Tong are just one of the most common neighbors in the world.
Moving, meeting by chance at school, carpooling home, growing up together.
The throbbing emotions are secretly growing, one is trying to maintain a calm appearance, and the other is worried about the possible failure after the relationship changes.
One is determined to charge, the other insists on resisting.
When their eyes meet, the decisive battle of love will eventually take place in the aquarium.
Intention: Human beings inevitably need emotional connections.