KATARA REMEMBERS HER MOTHER'S KILLER ✧ 𝐴𝑣𝑎𝑡𝑎𝑟 : 𝑇ℎ𝑒 𝐿𝑎𝑠𝑡 𝐴𝑖𝑟𝑏𝑒𝑛𝑑𝑒𝑟