Agnes is an average girl leading an all too average life. When she loses her younger sister, Tilly, in a car crash, Agnes discovers a manual for a game of Dungeons and Dragons among her things. In an effort to get to know more about who her sister really was, she sets out to experience the game her sister wrote.  What she discovers is much more than she bargained for!  Will Agnes be able to vanquish the Tiamat to save her sister's lost soul?  Come and find out!