Runeterra has fallen into chaos. The Runic core which lies at the heart of this wild world of magic has collapsed and it is only a matter of time before the entire world follows. Only a few of the great heroes of old remain to combat the rising darkness, but even the mightiest warrior cannot halt fate... at least, not on their own.

War rages on Valoran. The Noxus war machine marches through the land and attacks the Demacian capital city. Garen, the kings bodyguard and the Prince of Demacia must go on a quest, to find themselves , reveal traitors and avenge the death of their peoples.