E.O.P (era of piece) 2095 the world has colonized space and lives peacefully under the world president the creator of said peace as well as the founder of titan units 70 foot tall machines piloted on the inside for years these units started off weak and sometimes unresponsive to controls 10 years ago but now they've been engineered to mimic the maneuver of an athlete. the world president's son and his three friends reside in an industrial colony finishing their studies suddenly foreign entities attack not just their colony but other colonies as well. while trying to get away and survive him and his friends stumble upon 3 titan units different from the others they pilot these units and fend off the foreign entities just where did they come from? why did they attack? and how did weak and sometimes disfunctional mechs suddenly become highly advanced in just 10 years?