False Security

When Dorin discovered that the local magician didn't lock his shop at night, his thieving fingers twitched with glee. Obviously, he'd have to sell the goods elsewhere, but as a country thief, he was constantly on the move anyway.

The next night, Dorin slipped into the shop after the magician had left. His eyes widened, overcome with greed. However, when he touched the silver amulet that was to be his first acquisition, he fell to the floor in the shape of a gemstone.

The next day, the magician returned.

"Oh, what have we here? Another degenerate soul for my collection."