Go to VIP and walk north-west to the teleporters. Go up the stairs five times and you will find the teleporter that leads to the Quest. Note: You will need level Achievement level 20+ to pass the door.
After entering the quest, you will see yourself infront of three doors, which require level 400+ to pass.
Past the door, down the stairs, you will have to face alot of Minion and Caster Minion along your way.
After killing them, head to the north east
then continue by going to the south
then to the east and south again, until you reach the stairs here:
Head up the stairs, but careful since there will be alot of Minion and Caster Minions and fight your way the north-east until you reach a building here:
In the first room here, you will have to face a Gangplank and a Miss Fortune.
Kill them and proceed by going through the door at the north-west. The next room has a Nunu and a Rammus waiting for you.
Kill them and continue by going up the stairs to the east.
Upstairs there will be a Twitch and Vayne waiting for your arrival.
After killing them, proceed to the south to the next room, having a Warwick and an Annie waiting for you.
After passing them, and going up the stairs to the north west, you will see yourself in another room, having a Volibear and Cassiopeia waiting for you.
The next two bosses, waiting for your arrival in the next room, are Zac and Ziggs
After killing them, head up the stairs to the north east, where you will be at first greeted by alot of Minion.
Head either to the west or south, and make your way to the middle, having a Nidalee and a Nunu waiting for your arrival.
After killing them, proceed by going into the teleporter, where you will have to face the final boss of this quest: Zed
In order to finish this quest, you will have to kill the boss, which will make the teleporter to the reward room appear.