The crown prince of Miroh Kingdom is suddenly deemed missing. He'd been the prime example of the perfect son if there'd been a textbook study on it. All signs pointed towards kidnapping, but they're saying he ran away. Jisung sets out to read what's in between the lines and learn the truth about what happened to his brother. But in his files an email threatens to steal what could be his freedom or his heart... As questions swarm Jisung and his friends, he is left to question what's good and what's bad as the line between the two begins to fade...