Solving Mysteries in a Locked Room Kogoro,Conan and six people gathered around to find out who tried to kill a real estate company president, Azuma Toichiro. The previous day, Azuma san went to Mouri Detective Agency and told Kogoro that he has received a phone call threaten to kill him. Conan tranquilized Kogoro and begin to solve the case. He managed to find the culprit and he threatened to blow himself up with the dynamite tied to his body. Surprisingly, the whole case turned out to be a prank show. However, when the group wanted to go out for celebration, they find the door locked and the dynamite is unable to take off. Nichiuri TV’s Tomurai-san reveal that the prank show was all a lie and she was not an employee of the TV station either...