With the Earth choking as its last remaining resources are exploited, humanity turns to a new territory beyond the planets of our solar system: the Frontier. This new gold rush will see three fates intertwine: those of Ji-soo, a scientist with a passion for the unknown; Camina, a cheerful and spirited mercenary; and Alex, a miner who has never known Earth. This adventure story recounts the trio’s tumultuous journey, but also their everyday lives in a new world.