Heaving, pulling and pushing, you quickly realise the coin is embedded in the rock underneath it.

Undeterred, you still try your best to break it free.

With a mighty pull you finally hear the rock splintering. One final crack and a part of the rock and the coin is free.

With the rock-coin in your hands, you immediately look up. You hear the noise of something, or someone, splashing through the water.

The noise is getting closer.