A thief makes a run for it after being caught by the person they were stealing from. During his escape, he runs into Genta, who he quickly pushes out of his way. As Genta pursues, the thief runs into another man knocking him unconscious, both tumbling down a hill. When he awakes, he switches clothes to frame the man he knocked out.

As Conan investigates the dressing room murder, he thinks about a bigger mystery: what Sera is hiding about her past. Conan and Ran both begin to recall a meeting with her from over 10 years ago.