When a man Bat staked to search for the Lost Dutchman's Mine disappears, Bat buys a map from a too agreeable bartender and sets off in pursuit. Bat soon learns that his friend is but one of many miners who have recently vanished.

An old sea captain has dismantled his clan's Scottish castle and is rebuilding it in San Francisco. A stockholder serves him with a restraining order, claiming he's wasting the business' assets constructing such an extravagant building.