Plot summary
After returning to Kiev with Igor and Ivar, Oleg has Dir attacked and imprisoned. While Ivar teaches Igor Old Norse, they discover Dir mutilated and bound like a dog. The sight amuses Igor but troubles Ivar. In Kattegat, Bjorn is seduced by Gunnhild's servant Ingrid. As he leaves to rescue Harald he places Ubbe in command while leaving his children Hali and Asa with Lagertha. Ubbe announces plans to send Hvitserk on a trade expedition along the Silk Road. Hvitserk is tormented by visions of his murdered lover Thora and Aslaug's murder.
Gunnhild reveals to Hvitserk that she is pregnant. Lagertha's neighbors are attacked and raped by White Hair and the other bandits, so they seek Lagertha's help. In Vestfold, Harald has befriended Olaf's steward Canute and attempts to convince him to release him. Canute says that Bjorn has arrived to liberate him. Bjorn and his warriors attempt to swim into the harbor of the Tamdrup, the capital, but Olaf has put oil in the water to set the bay ablaze. Bjorn is forced to retreat.
Credits
Adapted from Wikipedia contributors, Vikings season 6. HTML formatting and reference markers removed.