The reward was a lifetime of wealth. The punishment was worse than anything you can imagine. You built the tomb. You knew exactly where the gold was. You went in at night. The guards were already paid off. The priest who buried the body drew you the map. Gold coffins. Jeweled amulets. Rings stuffed inside the mummy wrapping. More wealth in one room than your village would see in a hundred lifetimes. But you couldn't keep the gold as it was. You melted it down. Stripped the jewels. Broke everythi