I am looking for a manga about a prince?

the prince always escaping, going somewhere and his attendant (female) always find him.the prince also got this maid that can fight good. the prince left the country in his care while he went somewhere. the prince ran into a enemy of the country (female - princess) she plots to invade the country. the princess didn't know that he was the prince. the prince plots to save the people in the country, by having a festival in that confusion move the people into another place. make the long story short the princess made it up to where he is at, she no match for the prince and end up falling for him