Roland Resurrection follows the tense dynamic between protagonist Isak Muttala and antagonist Roland, the Muttala family's former pet rabbit who was abandoned and left to die. Now back, Roland sets out for Stockholm, determined to find the Muttalas and make things wrong. The only one who can stop him is Isak, whose aggressive nature drives him to kill criminals to satisfy his inner hunger. At the same time, Isak is forced to live a double life as a vigilante killer on one side and, on the other, a boyfriend to Lotta and a member of the friend group, Seaksi, which includes the likes of Elias, Gustav, Bruno, and Edward.