Writer Benjamin Mee (Matt Damon) loves adventure by nature, but the pain of losing his wife six months ago has made him unable to let go. His son Dylan and his youngest daughter Rosie are also unable to adapt to the life without their mother. Dylan was expelled from school for stealing and dark art creation. Benjamin did not follow his brother Duncan's advice, refused to get an optimistic attitude from the new love, and gave up column writing, planning to move to a new environment with his children to continue living. And Benjamin's new home turned out to be a deserted zoo! Because he saw Rosie's friendly contact with the animals, Benjamin decided to take over the wildlife park that still housed many animals, and led the team led by the manager Kelly (Scarlett Johansson) to renovate the zoo, hoping to welcome the zoo's reopening and the rebirth of his family before the summer opening...