Homeplanet is a space fight simulator, of which the plot is based on a Neuro gameworld. The Troiden Clan is a Klouto outcast. Its members have to leave the planet and plunge into the search for a new home. The whole game action is taking place in space and the game is finished after Troiden clan finds its new home. The main character is a Troiden clan pilot. The main objective is to save the clan.