The cats of Felidae have finally reached the Realm of Shadows. While their ancestors rebuild the wreckage of Felidae, they need to learn new ways, and maybe even grow to be like the group down below. However, the two groups are completely different from each other, and Aquapaw has to put up with Earth, her total opposite. True feelings will be unveiled and even turned against them, along with some intentions no one suspected. Aquapaw has to wonder: Can the cats of Felidae survive in this wicked world, or will their new home turn against them?