Raiden and his twin sister Mai have been raised on Ethea since forever. However, in coming days, tragedy has struck the cities of Castor and Condor. An unknown force known as the 5 Samurai have appeared and are looking for the Starfall Destroyer, a weapon created on the planet. Ethea and it's inhabitants are in real danger, but can Raiden, Mai, a bot, and an unknown ally save them?