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

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.

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