This was an okay read, but there's something about it that's starting to make the novelty of the plot wear off. I really think that the series is starting to go a little downhill. It's like the author's trying to drag it out as long as possible with no hope for closure. I'm glad I didn't have to read these as a kid, because I think I'd worry they'd go on forever. Even with the branch-off series, at least I know the end is there.
Really good, you get more insight into Tobias's poor childhood. It was very sad and moving.
Tobias, the other Animorphs, and Ax already have a few problems: saving the world, keeping their identifies secret, finishing their homework. Now they have one more thing to add to the list. The Yeerks have discovered a way to cause a person to demorph. And with this new devise Visser Three plans on capturing "the Andalite bandits."
Now what? The Animorphs and Ax realize they have to get rid of the device-or be captured by the Yeerks. And the risk of getting caught is very high. That's when Tobias comes up with the only possible plan. Someone has to acquire Ax...