A Lovely Political Marriage with the "Crazy Lion" King

Irene, the oldest daughter of the Schonheit family and a tomboy who wants to become a lady, has her fiancé stolen away by her younger sister. As a result, she's forced into a political marriage with a foreign warrior king called "the crazy lion" and ordered to convince him to give her country a certain territory the two countries have fought over. In order to become a queen that the king is head over heels with, Irene has her lady-in-waiting help her by bringing lewd books to learn all about bedroom techniques. The king is beautiful like a mythical creature but known to be a brute, and neither her acting nor her flattery work on him. But they finally reach their wedding night and he says, "I'll make it so you never lie to me again." Every time his fingers touch her lips, a beautifully hot and sweet feeling wells up inside of her... Source: Renta!