In “Blade Runner 2049,” Officer K is portrayed by actor Ryan Gosling. Officer K, also known as “K,” serves as the film’s protagonist and a “Blade Runner” tasked with hunting down and “retiring” replicants—bioengineered beings virtually indistinguishable from humans. K is a Nexus-9 replicant, designed to obey humans without rebellion. As the narrative unfolds, K embarks on a complex investigation that leads him to question the nature of his own existence and the possibility that replicants may be capable of natural reproduction, challenging the societal norms of a dystopian future. Ryan Gosling’s portrayal of Officer K adds a nuanced and contemplative dimension to the character, contributing to the film’s exploration of identity, consciousness, and the blurred lines between artificial and human life.