You wander for a long time through dark tunnels. Finally, your supplies run out and you die in the darkness, far from the surface. THE END

An anecdote to pass the time:

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By far the slowest and most agonizing death I could have imagined for this adventure. And besides, I'm assuming that you occasionally find some underground streams to quench your thirst... unless you lick the water off the stalagmites? Nor will I describe what happens to you when, immobilized by your weakness, you hear small, hungry paws approaching...

Source: Webnovel.com, updated by lotustale.com