"The First Princess had everything that she needed to go up and against the King but she decided to wait for the right time. She wanted to see till how can her husband, the Crown Prince continue following the King's commands and stay away from her. The First Princess was also curious about what her father-in-law, the King plans to do.
The First Princess decided to stay quiet and observe what the other players in this game of life will do next. Meanwhile, the Crown Prince made his choice thinking that it was the best that he could do in the situation that he was stuck in. He made his choice but didn't take into consideration what the First Princess would have actually wanted.
The Crown Prince was trying to protect his wife but was unaware that she didn't need to be protected at all.