Transported to the Milky Way as the Zoni abduct Clank, Ratchet finds himself traversing a new galaxy with an alien called Commander Shepard and his crew. As Ratchet continues his search for Clank, he finds himself drawn to Shepard's mission. His goal? Hunt down a rogue Spectre agent to prevent the total annihilation of the galaxy. Why does all this sound familiar? Right after ToD.