The triumphant return of Ben Dunn to the town that made him famous! Nine years after NHS #100, Bento Katana wants to be King of all Ninjas, so he sets out to find the Red Ninja, a.k.a. Anna Feeple. Meanwhile, Asrial and Jeremy Feeple''s daughter Kassy has gotten into trouble again with dangerous experiments during Joanna Steamhein''s class!