Iggy Pop's "Lust For Life" from the most excellent "Trainspotting" soundtrack blares from the ballroom.

You descend the ladder, pausing first to rearrange your meat so that the tougher cuts are shielding your vital organs.

You reach the bottom of the ladder and find yourself at the end of a dank, west-running tunnel, illuminated by dim blue lights. You can't see what's at the other end of the tunnel.

A track runs along the tunnel floor; a small rail cart is sitting in front of you. The only controls are a green button and a red button.

Above you, you hear the panel in the base of the rabbit statue slide shut.

If you stand and do nothing, click here.

If you take a quick nap, click here.