Episode Title:Operation BeifongEpisode Description:Near Zaofu, Opal, Lin and Bolin are joined by Toph and track the Beifong prisoners to a facility where Baatar Jr. and Zhu Li are testing a vine energy supercannon. The tensions between Toph and Lin rise, as they discuss Lin's father. Kuvira discovers Zhu Li's attempt to sabotage the weapon, but the rescue team manage to save her as well as break out the captured Beifongs, achieving a measure of reconciliation between Lin and Toph in the process...