Wedding Eve ~ Part 2

Episode 668 of Detective Conan (Case Closed).

Synopsis
Hatsune Kamon has been killed in her car. Conan and the others try to solve the mystery behind Hatsune's death. Conan tries to investigate and search for the missing nail tip. Conan found the missing nail tip under the car and tell one of the policemen that the missing nail tip is lying under the car and that he must take it carefully. Conan then walks to the restaurant staring at Raita Banba. Conan has figured out the case which this event, contains to be a tragic moment that he evenly don't want to know. Conan puts Kogorō to sleep with his Stun-Gun Wristwatch and tells them that Banba isn't the culprit when he was about to leave with Takagi to take a DNA test. Conan through Kogorō tells them that Banba and Hatsune are twins and the reason for Hatsune's suicide was because it will become a forbidden marriage. Banba is shocked by the truth about what he have heard from Conan throughout Kogorō. The next day at Café Poirot, Tōru asks Kogorō if he can be his apprentice but Kogorō doesn't do it. Amuro then says that he will pay him, but it is not clear because he was whispering in his ear, which Kogorō then accepts him as his apprentice.