Manga Akatsuki No Yona

Yona was the only princess in the Kingdom of Coke to live the life a princess was supposed to be, rich and luxurious without any worries. She had access to everything: the best cosmetics and clothes, the most delicious sweets. The Emperor's father loved her incredibly deeply and cared for her. However, there were still things she was unhappy with: her red hair, as well as Son Hak's bodyguard who was too annoying. However, her happy life will be quickly destroyed when her beloved Su Won kills her father and then seizes the throne. Now Princess Yona is forced to flee with her bodyguard to go into hiding and uncover many secrets.