Molly (played by Chen Sinuo), an 11-year-old girl who loves plants, grew up with the robot Alu brought home by her botanist father (played by Wang Qianyuan).Her father disappeared unexpectedly. Encouraged by her mother Ye Lin (played by Jiang Qinqin), Molly decided to work with Aru to find her father. The growth challenges she had to face had just begun...