Episode 1070: The Surprise That Leads to Tragedy
Scenario: Conan, Ayumi, Mitsuhiko, and Genta were at the apartment of a friend of Dr. Agasa's when they heard a scream on their way home. They rush to the scene to find a man and two women lying on the floor, bleeding from the head. The woman who owned the house, coming home from work, sensed something strange in the room and picked up a golf club for self-defense. No lights were on, and as she proceeded through the darkness, she heard a loud noise. The police confirm that it was as described in the statement and consider it an unfortunate accident. However, Conan has some concerns.
Mai Takigawa accidentally kills her boyfriend Yusuke Tsuda in self-defense after misunderstanding him as a burglar, but in reality, he along with Mai's best friend Riko Totsuka planned a surprise party for her birthday.
Takagi and Sato arrive at the scene to investigate, and also does Conan, who was at the apartment complex at the time and heard the scream along with Agasa and the Detective Boys. Conan and the police discover clues that make them think that there's more behind this case.