Ryuu to Hana: Yowamushi-hime ni Hyouken no Chuusei

Appointed Commander of the Holy Dragon Knights, Princess Eleanor faces immediate backlash—having earned the post despite zero achievements to her name. As nearly half the previous knights abandon the order in protest, Adolphus, a man known as the "Ice Sword", steps up to take on the role of her vice commander. Kneeling before the isolated princess, he pledges his unyielding loyalty... (Source: Manga UP!)