A routine afternoon at the library turns into the hunt for a corpse after an attendant turns up missing. When Conan and the Detective Boys try to solve the mystery by staying after-hours, they find themselves trapped, in the dark, and not alone. Will they catch the killer before he catches them?
Genres: Animation , Comedy , Crime , Mystery
Keywords: adventure , age-change , anime , based-on-manga , cop , detective , dramatic , japan , japanese-high-school , mysterious , secret-identity , secret-organization , shounen , suspenseful , watch-series-online , watch-anime-series-online