The prodigal son Zhang Shilu (played by Kim Rouyun), upright official Zheng Tian (played by Park Qihan) and the wise and brave businesswoman Cui Eun (played by Xin Rui'en) wandered around in troubled times, with ideals, ambitions and beliefs colliding fiercely.The fate of the three completely different people gathers again, and the legend of North Korea is about to be born...