After losing her memory, a young Yena finds herself in the dystopian underbelly of Solis City. Yena can only fight tooth and nail to survive. That is, until, when she steals from the wrong person: the leader of the city's biggest crime syndicate. However, instead of being punished, Yena was taken as one of their own. "Youngblood," they called her, as Yena quickly became the clan's right hand man. But on one fateful day, everything changed.