Two children of the royal family, one was the former crown prince and the other was the current prince, both lived abroad but lived different lives. However, God's twists and turns brought them together. The moment he saved him, the bond between them was forever broken. For him, protecting him is the only important thing in his life. Even if he is disabled, so what, he will always be the noblest person. The time when they were entrusted to search for the exiled prince was the most unforgettable time in their lives. The strange feelings become more and more intense, but at this moment, the mystery of the two people's life experiences is suddenly revealed. The country hates the family, and where will the two go...