

"I'm not going to tell you again to log off and go to bed.

Is there something glinting in the mouth of the skeleton? I reach in and. I'll run out of air if I don't do something quickly. Trembling, I step inside to reach for the notes she holds - secrets of the ancient world - but they're blank! Suddenly, I'm shoved from behind into the tomb, the papers snatched from my hands as the door slams shut, throwing me into darkness.

I stumble back, startled by the skeleton of a 7th-century scribe, fear frozen on her mummified face. I insert a stone key, detailed with Mayan glyphs, and the ancient tomb creaks open. I fit the heavy, block-shaped Mayan calendar into the Monolith's stone door, twisting it in place.
