Einar is a farmer whose family is killed by Vikings. Despite surviving, he is taken and bought as a slave in southern Denmark by a man named Ketil. Upon his arrival, Einar meets another slave, Thorfinn, who was exiled after the events of the first season. As time passes, Einar learns of Thorfinn's crimes but ends up befriending him as they work together to earn their freedom. Thorfinn confronts his past, learns about the value of restraint and the cost of violence, shaping his decisions and interactions.