Detective Conan

After Conan was sick in bed for three days, Genta, Ayumi, and Mitsuhiko come and visit him reminding him that he has a book report that was suppose to be handed in during the time of his illness. Stopping his plans in trying to turn back to his former self, he goes with them to the library. Though when an attendant turns up missing, the gang decides to help find him. they stay after hours and soon discover that something's wrong.