Continuation of episode 166. While Conan and Hattori are investigating the eldest brother's death, Kazuha helps Ran search for her missing charger. When Ran goes inside for a minute, she returns to find Kazuha missing. Thinking she just walked away, Ran searches for her alone. Meanwhile Hattori and Conan learn about the circumstances surrounding the deaths a few years ago, as well as about the family business.