In 2026, they killed off 85% of mankind. In 2042, we finally beat them because of a resistance borne of one man.But in 2045, gorgons don't give up easily - and now they want revenge.After 16 years of invasion, the resistance annihilated the gorgons, deposed President Jean Graham, destroyed the queen, and leveled the funnel that had been stealing Earth's water. Victory, however, proved short-lived.A second craft now approaches, attempting to re-establish contact with its predecessor. Earth's survivors have only just begun emerging from the shadows after three desperate years of recovery. The truth is confirmed: the enemy is returning. And this time the gorgons know exactly who led the revolt: President Vance Cardona himself.The time for revenge has come. Will this be the end of humanity? Will the last fragile hope of deliverance be extinguished?Not if the President and a handful of stubborn, battle-hardened souls have anything to say about it.Dissonance Volume IV: Relentless is the high-stakes continuation of the alien-invasion Christian saga, where the war they thought was won rises again, and the cost of survival may finally prove too high.