There's a package that must be delivered, and Rupert the Deliveryman delivers any package directly to its owner. But the mansion of Earl Grey is not a usual mansion: it has mysteries, puzzles, and ghosts. Best of all, it has a pair of glasses which allows Rupert to see supernatural things!
Rupert will do anything to deliver his package directly to Earl Grey, but what will he do to find the Earl? How does he solve his puzzles? It's up to you to guide this Rupert guy to finish his task!
Earl Grey and This Rupert Guy is a classic point-and-click adventure.