A Good Treason
Show: Vikings --> Season: 4 - Season 4
AirDate: 2/18/2016
Runtime: 47
Voting: 7.9 (39)

Overview: A dangerously ill Ragnar returns to Kattegat, where his suspected death kicks off a scramble to succeed him. Meanwhile, Lagertha engages in a power struggle with her calculating, former second in command, Kalf. Rollo betrays his heritage and remains in Frankia. Floki pays the price for his brutality against the Christian priest.