The MechWarrior RPG takes place in the BattleTech universe.
The space known to man, the so called "Inner Sphere" is devided between 5 factions, the "Great Houses".
This factions fight each other using giant fusionpowered robots, the Battle Mechs.
The players play Characters in this universe, who can be a Battle Mech pilot, a spacetravelling merchant or, new to this edition, a Clansman.
The RPG is designed to fit into the game of BattleTech.