ฝันเป็นเขยหลวง กลับเสียทุกอย่าง

The emperor finds his lost sister and grants her wish to marry her childhood sweetheart, a humble scholar. While she's away, the scholar flirts with his cousin and publicly humiliates the disguised emperor, mistaking him for a rival. When the princess returns, can she see the man she loves for the snake he truly is?