Lum, Ran, Benten, and Oyuki find out that their old teacher, a giant, robot chalkboard eraser named CAO-2, has come to Earth after being trapped on a deserted planet for years. And the former three are not pleased with the news.
Genres: Animation , Comedy , Drama , Sci-Fi & Fantasy
Keywords: alien , anime , based-on-manga , japanese-high-school , magic , romance , romcom , school-life , shounen , slice-of-life , super-power , tsundere , latest-web-series-online , watch-anime-series-online , tv-shows-online