Star Story of Sister Sunshine: Searle series is a set of adventure science fictions for children aged 9 to 14 years. In 2100, the earth's non-renewable resources are facing exhaustion, and environmental pollution has seriously threatened human life. In order to find a better living environment and explore new energy supplies, scientists invented the Searle Robot. Searle Pioneer Team's member Sai Xiaoxi, Kalulu and Atie take human's dream to other galaxies to find resources. In one and another adventure, they fought side by side with various spirits and harvest the friendship, warmth, courage and perseverance.