The Twilight Rainbow is a precious stone that sparkles in 7 different colors when placed under a starry sky. You have been invited to witness the jewel's unveiling ceremony. A special theater equipped with state-of-the-art technology has been built just for the event by Jirokichi Suzuki, the senior advisor to the Suzuki Group and host of the ceremony. When you enter the theater, Jirokichi, Ran, and Sonoko have also arrived. Kid the Phantom Thief has sent a heist note stating that he will take the jewel, so Conan is also on the scene together with Amuro who has come on behalf of Kogoro. Just as the spectacular unveiling ceremony begins, Kid the Phantom Thief makes his appearance, and tension instantly grips the venue. As the commotion envelops the entire venue, you learn the truth thanks to Conan, who uses his deductive skills to unravel the mystery of the jewel. In whose hands will the jewel end up? And will you ever see the "rainbow" under the starry sky?