A fairly small, peaceful comunity of regular people used to reside in the town of Toadflax. But one fateful day, a mysterious event causes them all to vanish overnight. Every pet wakes up to find not a single human soul left behind. Three neighboring cats by the names of Mayonnaise, Pumpkin and Juno are determined to figure out what happened. Will they succeed to find out and return to their loving parents, or will they fail to adapt to these harsh, new conditions?