Bringing Back Reality

is episode 214 of the original Naruto anime.

Synopsis
Naruto and Menma are sent on a mission with Neji and Tenten. Tsunade begins suspecting that Menma was a Sound ninja due to his abilities, and Neji begins suspecting the same thing when Menma moves even faster than he does. The group enters a town that was largely destroyed by bandits, and Menma convinces Naruto's group to help build it to defend against another attack.