Books in the Nums of Shoreview series

An ancient Runestone is discovered and places the entire city in jeopardy of being destroyed. Like a siren call, the relic seems to lure the worst of the worst to Shoreview in order to find it and use its magical abilities for their own power.With the city being torn apart to find the mysterious item, Bik's family and friends frantically create a plan to sneak the relic out of the city before anyone discovers that they have it. Unfortunately, some of their group is apprehended prior to escaping. It's up to the remaining few to complete the mission and hide the Runestone deep in a dangerous territory controlled by giant savage rats.