Orphaned sisters Vi and Powder bring trouble to Zaun's underground streets in the wake of a heist in posh Piltover.

Idealistic inventor Jayce attempts to harness magic through science—despite his mentor's warnings. Criminal kingpin Silco tests a powerful substance.

An epic showdown between old rivals results in a fateful moment for Zaun. Jayce and Viktor risk it all for their research.

With Piltover prospering from their tech, Jayce and Viktor weigh their next move. A familiar face re-emerges from Zaun to wreak havoc.

Rogue enforcer Caitlyn tours the undercity to track down Silco. Jayce puts a target on his back trying to root out Piltover corruption.

An eager protégé undermines his mentor on the council as a magical tech rapidly evolves. With authorities in pursuit, Jinx must face her past.

Caitlyn and Vi meet an ally in Zaun’s streets and head into a frenzied battle with a common foe. Viktor makes a dire decision.

Disowned heir Mel and her visiting mother trade combat tactics. Caitlyn and Vi forge an unlikely alliance. Jinx undergoes a startling change.

Perilously close to war, the leaders of Piltover and Zaun reach an ultimatum. But a fateful standoff changes both cities forever.

Vi and Caitlyn wrestle with how best to respond in the wake of a terrible tragedy that claims lives — and escalates tensions between the twin cities.

With Piltover ready for war, the Undercity weighs its options. Jinx lies low and plots her next move. A pivotal conversation takes place.

Caitlyn doubles down on her hunt for Jinx. Ambessa accepts a fateful meeting. Changes in Zaun lead to a shocking discovery.

Vi awakens to surprising news. An unsettling reunion isn't what it seems. Caitlyn uncovers the origins of Shimmer.

Healing comes from a familiar face — in an unfamiliar place. A stunning betrayal threatens to change countless lives.

A moment of darkness, a moment of light — and a vision of What Could Have Been.

A brewing storm fuels a series of startling transformations. Elsewhere, the spark of rebellion still burns.

Magic. Science. Power. Revenge. Destinies clash in an epic final chapter, igniting an all-out war.