ケロロ軍曹/Sgt. Frog/Keroro Gunsou Anime Review episode 106 SPOILER Summary/Synopsis: Fuyuki and Natsumi tail Keroro as he sneaks down back alleys until they fall through a boarded hole in the ground to a large, alien shopping center (Alien Street) under ground. Police Officer Poyan-chan is about to take them in, since humans aren’t allowed, but KeroroRead the full article!