Jo Haseul, a washed up former blade runner with the Korea National Police Agency is tasked with hunting down Viian, a replicant who holds a secret that the Earth faction of the Terran Federation is determined to keep buried. As she gets deeper into her mission, she questions her own conscience. 

In the meantime, a third player is also after Viian. The Mars faction, who sends two of their best soldiers to capture Viian alive and expose the secret to the world. 

One replicant, three hunters. Two different agendas.