Set in Han Imperial China, the plot follows the adventures of enslaved girl Ping with ancient dragon Long Danzi. Dragons had been banished from the kingdom. Ping, an orphan, finds one of the last remaining dragon eggs. Palace guards force Ping to run away in order to return the dragon egg to the ocean and save all dragons from extinction. Ping discovers that she is a true Dragonkeeper.
Through a series of unfortunate events, three mummies end up in present-day London and embark on a wacky and hilarious journey in search of an old ring belonging to the Royal Family, stolen by ambitious archaeologist Lord Carnaby.
Oregon, 1851. Hermann Kermit Warm, a chemist and aspiring gold prospector, keeps a profitable secret that the Commodore wants to know, so he sends the Sisters brothers, two notorious assassins, to capture him on his way to California.