Ep. 157: Sasuke and Sai investigate Kara in the Hidden Rain and face Garashi Touno.

Sasuke and Sai travel to the Hidden Rain to investigate Kara, finding a village still recovering from war. They enter an abandoned sewage treatment facility suspected to be a hideout, where they encounter Garashi Touno, an orphan with information on the organization. The boy uses traps to lead them around before revealing himself as an Outer for Kara. He attempts to kill the two Leaf ninja and destroy the facility, but they manage to escape. Later, Sasuke and Sai report the mission details to Naruto. Meanwhile, Kara members gather while their leader briefs them on the minor loss of the Hidden Rain lab.

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