Zhu Tong is at the bottom of his class and is mischievous. Ten thousand fantasies appear in his little head every day. However, one day, he found that his head teacher was chasing aliens in the corridor, the flowers in the lawn could talk.

Meng Qin's daily life revolves around taking care of her 11-year-old son who has a rare genetic disease. Already four months pregnant, Meng Qin is both hesitant to tell her son about the pregnancy and fears for the health of the second child.