As the black dragon Umbrasyl escapes their attempted ambush, Vox Machina pursues him to Gatshadow Mountain. In the fearsome acid-filled tunnels of Umbrasyl’s lair, Vox Machina must make a final stand against the evil dragon.
While Scanlan makes a fateful and shocking discovery about his past, Vax confronts the Matron of Ravens to uncover the truth about the mysterious pact he made with her. At the same time, Vox Machina teams up with Grog’s Herd and sets their sights on Umbrasyl, preparing an ambush to take down the dreaded black dragon.
Upon arriving at the location of the next Vestige of Divergence, Vox Machina must face the challenges of the mysterious sphinx, Kamaljiori – the mate of Osysa. But even if they can succeed, a new, unexpected threat lies waiting for them.
In a desperate bid to save a team member's life, Vax strikes a fateful deal with the Matron of Ravens, offering his life in exchange. As Vox Machina battles their way out of the sunken temple, Vax wonders what he's just signed up for.
Vox Machina travels to the mysterious ancient city of Vasselheim to search for allies. They're soon forced to turn to a group of seedy bounty-hunters, called the Slayer's Take. There they encounter an ancient creature who holds critical information that could help them in their fight against the dragons of the Chroma Conclave.
They're rowdy, they're ragtag, they're misfits turned mercenaries for hire. Vox Machina is more interested in easy money and cheap ale than actually protecting the realm. But when the kingdom is threatened by evil, this boisterous crew realizes that they are the only ones capable of restoring justice.