1x738 - Case Closed (Detective Conan)

Kogoro is undercover at the Blue Parrot, because Yuzuki Fukui request him to investigate on a weird popping sound she hears frequently. Conan joins him stating that Ran is angry because Kogoro is not home. But a simple investigation in a bar becomes more dramatic when Chikafumi Usuda, the company’s boss, is found dead.