"The Original 3 Out Alone!"

In this next book, Zack, Harry, Alfred, Dick and DunFrey go on vacation, though it’s actually a top-secret mission that Ryder, Adam, and Fred don’t know of, while the first three members of the gang, Fred, Ryder and Adam, stay back at the castle. The 'vacationers' are captured on the mission, right after recovering the information! Will the three guys manage to save their captured friends, or will they fall flat on their faces?
Stay tuned with Lightyear book Club to find out more!