Prince Bu Dohyun, the first grand prince of the Great Kingdom of Joseon has lived his entire life within the palace walls, in the Golden Capital, the land of everlasting glory and bountiful wonders. Along with his royal brothers, he gives his all in completing his royal duties to please his parents, the king and queen. Yet despite that, he keeps to himself the true Dohyun, the carefree and curious soul that's usually hidden away. One peculiar night a group of trained warriors secretly approached Prince Dohyun, along with a secret code only he and one other knew of. Setting out for somewhere safe claiming that his life was in danger, Dohyun agrees to their terms and crosses upon a deeper plight- someone wanted him dead. As they try to solve this mystery, Dohyun’s relationship with the leader of these warriors slowly begins to grow by the day- from the get go, he couldn’t shake off the familiarity and feeling of comfort of this person. The newfound friendship gives Dohyun a sense of hope but the circumstances he comes to face are far more than he could have ever expected. Can he take the consequences of his actions or does he give into the predetermined fate of his birth?