The Palace of the Silver Princess

The Palace of the Silver Princess
Another legend of the Kingdom of Karameikos:

The describes a series of legends surrounding a ruined palace, a white dragon, and a giant ruby. The place is plagued by evil creatures that have taken over the palace. The legend of the Palace of the Silver Princess revolves around a country frozen in time by a strange red light. The only seemingly unaffected location and the apparent source of the glow is the royal palace. Only bold adventurers must restore the flow of time and save the country.

The Palace of the Silver Princess

D&D 3.0: Tales from Mystara Galero