The Revenge Princess tells the story of three good friends [girlfriends] who were captured and sent to a base for training when they were fourteen years old. They went away for a year and came back as the top bosses in the country. During this year, they trained in knowledge, martial arts, body, conversation, dance, and beauty, just like the training of royal princesses. Although these are acquired, they still give the three of them a noble temperament. And he has a body fragrance and hair color that are different from ordinary people. But when he came back from training, he was told that his parents had been killed. He wiped out the gang in anger, but their leader narrowly escaped death that time. The three vowed to take revenge. People were sent to search for survivors again, but only one person remained. From then on, the four embarked on the road of revenge together. An accidental mission allowed them to successfully take revenge and meet the person of their destiny, but they misunderstood them because of a word from the enemy's daughter. They were disheartened and left them resolutely. Before leaving, they said one sentence to their enemy's daughter: Just wait, we will kill you. The next morning, knowing the truth, they frantically searched for them, but found nothing. A year later they returned handsomely. Their apology, their forgiveness, romance is your wedding.