Infiltrate! The Village Hidden in the Rain

is episode 129 of the Naruto: Shippūden anime.

Synopsis
Jiraiya successfully infiltrates Amegakure, where he wanders around and speaks to the inhabitants about their leader, Pain. Unsuccessful in gathering information he captures two ninja of the village in a frog's stomach, who tell him the mysterious Pain, all by himself has defeated Hanzō, the former leader of Ame, whom the three Sannin were unable to defeat. Meanwhile Pain knowing that an intruder has infiltrated the village with his rain technique. Pain stops the rain and orders Konan to search for the intruder with her technique. She then transforms into origami papers to seek the intruder out.