At the Beginning, He Slept with the Princess

The useless sixth prince, At the beginning, the prince's brother died and slept with the prince's sister-in-law; The key point is that the princess is still a virgin; His father wanted to raid his home; The Crown Princess's mother-in-law wanted to kill him; The prince's soldiers want to kill him; The abused concubine wants to kill him; The father-in-law, a powerful minister, wanted to cut ties with him; He could only protect his sister-in-law from the misunderstanding! He can only display his talents and strategies in a high-profile manner! He could only defeat the Huns' millions of cavalry out of nowhere! He can only retire after his success! He can only start over again and become a marquis and prime minister! He can only escape the admiration of beautiful women! In the end, he was forced to marry the crown princess!