Legend of the Star Rock - A Great Sacrafice

The Star Rock is dying, and the queen must choose two horses of noble heart and mind to carry out the mission of reviving it. They have two guardians that must protect them with their lives. These guardians must be responsible and brave in order to protect the two chosen ones through the long, hard journey. The only catch is that the horses must transmit their power properly and if they fail, their lives will be taken. What will come of these horses, galloping forth to a trial of consequence?