The three of them started their friendship when they were little. They often play together every day, all three are village girls whose lives are simple. The three of them have expertise in their respective fields, Reina with her clever strategy, Sora with her wisdom and Sada with her skills with a sword. Reina, Sora, and Sada share the same anxiety towards the kingdom, a feeling of injustice being the trigger for the three of them to plan a rebellion against the kingdom. After the rebellion and finally they succeeded, the three of them became the leaders of the new kingdom, their friendship was still the same as when the three of them were small. The names of the three of them became meritorious among the people for successfully planning an uprising.