“ Draw the party together as debtors to the local lord, king, head of the thieves guild, or mercenary clan, who is forcing them to work together to pay off their debts.”
“ A plague is spreading trough the lands, the plague is actually an old woman carrying a stick. She walks from farm to farm spreading the plague. Can the PCs stop her without getting infected.”
“ A master thief is struck by an insanity spell and thinks he is half cat. He walks around sniffing things, clawing the furniture and licking himself in the manner of a grooming cat. This is a major cause of embarassment to the guild and the master thief must be cured of his insanity.”