Ruby and the Pen is the story of a 12-year-old, cartoon-drawing girl who buys a pen from a mysterious market stall. She soon learns that the pen has a magical power: whatever she draws, happens! Initially the pen protects Ruby from the meanest girls at her new school, but over time the pen's power becomes dangerous. Soon, Ruby has problems galore and one big question to be answered - should she fix all of her problems with the stroke of a pen?