You bolt for it! The sooner you're off this bridge the better!

You brace yourself and coil up like a spring, then rocketing forward across the bridge! The crumbling wood bobs underfoot, slowly weakening as you near the opposite side. You are so close - but in your haste to avoid one danger, you fall prey to another. You lose your footing on a particularly slick stretch of the moldy planks. Just a few steps away from safety, you topple forwards and, with a sickening crunch, the wood gives out under your weight.

The next thing you know, you've plunged into the murky water below! You quickly surface, wiping the ooze from your eyes and desperately looking for a means of escape - but you barely have a moment to react before you feel something coil around your ankle...