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 believing that Menma is an Otogakure ninja due to his skills, 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 unit to help build it to guard against another attack.