On the first season, Rita, the princess of the Kingdom of Wellber, stabs her sadist betrothed, Prince Gernia of Sangatras, and flees the city together with Tina, a feisty cat burglar who has given her refuge and offered to hire on as her bodyguard. Rita must travel on a secret diplomatic mission to the remote Kingdom of Greedom in a last-ditch attempt to prevent a full-scale war between Wellber and Sangatras.

In the second season, Sisters of Wellber Zwei, the group arrived at Greedom just in time to prevent a war between Wellber and Sangatras. After this is resolved, Tina is looking for information about her parents' murderer, the man with the wasp tattoo.