After heroically saving Toki Wartooth, DETHKLOK’s lead singer Nathan Explosion is left shaken, caught in a severe professional and romantic crisis. Meanwhile, he must fulfill a prophecy by tackling the ultimate songwriting challenge: creating the SONG OF SALVATION to rescue the world. Will Nathan be able to overcome his deeply wounded ego to save his band, prevent the Metalocalypse, and confront the ultimate villain, Salacia?