The Overturned Conclusion (2) Meitantei Conan : Season 1 Episode 455

Genta hits a baseball through the window of Haramoto's house and breaks a vase. They go inside to apologize and find Haramoto dead. Conan realizes that the victim must have known the killer, and Manda is acting suspicious especially when he interrupts the housekeeper when she mentions the mystery Haramoto was working on.