In the seventh episode of Invincible Season 4, the Coalition successfully executes a plan to destroy Viltrum, the home planet of the Viltrumites, marking a significant turning point in the ongoing conflict. The destruction of Viltrum, achieved through a weapon that penetrates the planet's core, aims to weaken the Viltrumite Empire by removing its stronghold. Despite the devastation, Thragg remains alive and chooses to retreat rather than eliminate his enemies, Mark and Nolan, demonstrating a strategic decision to preserve the Viltrumite population. This move allows him to maintain control over the remaining Viltrumites and redirect his focus towards Earth, which he identifies as a new base to regroup and continue his plans. The episode also features intense battles, resulting in serious injuries to characters like Oliver, while the Coalition suffers losses, including the death of Thaedus. The episode concludes with the Viltrumites setting their sights on Earth, indicating that the conflict is far from over.