Marronnier Oukoku no Shichinin no Kishi

What is Marronnier Oukoku no Shichinin no Kishi?

A story about seven brothers and knights who live in the Marronnier Kingdom, which is surrounded by seven neighboring countries. <br><br> The seven brothers are ordered by their mother, the female general Baribara, to go to each country as ambassadors in order to appeal to the seven neighboring countries that they are friendly.