Haramase King  

Haramase Ou, 孕ませ王〈キング〉

In a kingdom with two princes, Cliff is an older brother and well-liked by citizens, while Yuri is younger and disliked. Despite this, many believe that Cliff will eventually become king due to his popularity. However, Yuri knows about rules regarding succession that state that the prince who marries a princess from a neighboring country becomes the next ruler. With this in mind, he takes actions to secure his position as future king.