The movie follows the journey of a brave house cat who travels many kilometers to reunite with her family after she goes missing.

An 8-year-old girl goes on vacation to a farm in France with her family and her beloved cat Moxy. But Moxy is no ordinary pet... Curious, brave and a little mischievous, this adorable cat also surprises everyone with her extraordinary talent for playing the piano. Realizing Moxy's special talent, the farm owner secretly hides her from her family. Thinking that they have lost Moxy, the family is forced to return home without her. But Moxy does not give up. With her courage and intelligence, Moxy manages to escape from the farm and embarks on a long and difficult journey to reunite with her family. There are hundreds of kilometers ahead of her, countless obstacles to overcome and unexpected friendships along the way.