14-Year-old Nian An and 10-year-old Nian He originally had a happy family, living in a remote town. However, heavy blows of fate came one after another. His mother disappeared unexpectedly and his father passed away due to illness. The originally happy family was instantly shattered.
The two helpless brothers and sisters left their hometown and went to the big city, just to find their mother and rebuild their home. When they first arrived in the city, they were homeless, hungry and cold. Nian An was doing menial work at a construction site and was made difficult by the foreman; Nian He was isolated and bullied by his classmates at school because of his poor family background, but he persisted silently.
Fortunately, Nian'an's hard work and hard work attracted the attention of engineers, and he was able to learn construction knowledge, and his life gradually improved. But Nian He was isolated because he couldn't afford the costumes, so Nian An worked odd jobs to realize her dream. Later, Nian An was given the opportunity to further his studies, and Nian He fully supported it. The road to finding relatives was full of twists and turns, and hopes were frustrated again and again. Just when they were almost desperate, the police brought news that their mother had lost her memory due to an accident and was wandering around. After regaining her memory, she was looking for them.
In the end, the family reunited. Nian An entered a well-known company with his skills, his mother found a job, and Nian He was studying happily in the new school. They once struggled in the darkness, but fortunately the glimmer of light led them out of the predicament and ushered in a new life full of sunshine.