Sun De You, who has worked in the zoo all his life, has faced the biggest crisis - the zoo will be forcibly acquired, and most likely closed, due to lack of profitability. In order to keep it open, his son Sun Xiao Hu, who returned from the big city, brings in a group of friends to make some drastic changes to the zoo and bring it back to life, and save not only the facility, but also the animals living there.