Using Dr. Agasa as his surrogate, Conan solves the murder. He also finds a bag of audio tapes stashed in the studio restroom by Anita's sister, Akemi.; While saying farewell to Miss Santemillion, who has announced she is leaving Japan, Rachel and Serena come across a friend being accused of stealing from a local convenience store.; After confirming her deduction with Jimmy over the phone, Rachel exposes the real thief.; Jimmy Kudo receives an invitation to a Halloween party from a mysterious host known only as "Vermouth". Conan deduces that Vermouth is part of The Black Organization and she knows he is Jimmy.; Harley reveals himself to throw the Black Organization off of Jimmy's trail. Jodie and Shuichi wound Sharon, but she escapes with Conan in tow.; Amy has a chance encounter in the street with a serial slasher roaming the prefecture. The only clue to the man, other than Amy's description, is an imprint on her hand of a number five.; Jodie's car is stopped by someone posing as Dr. Araide. "Jimmy" solves the murder on board the party ship, revealing himself without knowing that Vodka is in attendance in disguise.; Encouraged by Jodie, Rachel tries to solve the store thefts on her own. Meanwhile, Shiho discovers something startling while listening to the audio tapes made by her mother.; During the Halloween themed cruise, the ship captain is murdered before the eyes of the guests.; While Richard tries to solve the murder in his own inept manner, "Jimmy" investigates on his own. Meanwhile Jodie drives off with Anita on the pretext of taking the girl to the hospital for her respiratory infection.; Jodie and Sharon Vineyard try to settle an old score.