Senku and his kingdom of science successfully test the first lightbulb since the collapse. Meanwhile, Asagiri Gen, a spy from Tsukasa's empire, is killed by an unknown attacker.
Genres: Action & Adventure , Animation , Comedy , Sci-Fi & Fantasy
Keywords: anime , based-on-manga , crafting , disaster , educational , environmentalism , friends , lost-civilization , man-vs-nature , post-apocalyptic-future , scientist , shounen , survival , war , latest-episodes , watch-anime-series-online , gowatchseries-watch-tv-shows-online-free , excited , exhilarated