Arc 1Moon Shadow Island
Kurumi helped Aso Narumi expose the men who murdered her family and plotted revenge while Conan investigated the island’s crimes. After Kurumi and Conan agreed to a temporary truce, Vermouth ordered Kurumi to escort a special arrival with Gin and Vodka, whom Kurumi suspected was Haibara Ai.
- Kurumi intervened in Kudo Shinichi’s transformation, then used King Crimson to save Conan and the children from robbers and to cover up Director Ochiai’s murder of Manaka.
- Kurumi recognized Conan as Kudo Shinichi and went to Moon Shadow Island to save Aso Narumi and investigate the murder of Aso Keiji’s family.
- Kurumi learned that Narumi was Aso Keiji’s daughter, found his sheet music, and persuaded Narumi to pursue the men responsible while drawing Mouri Kogoro into the case.
- Kurumi kidnapped Kawashima, recorded his confession to the murder of Aso Keiji’s family, and gave Narumi the evidence as the island’s murder investigation unfolded.
- Narumi and Kurumi exposed Kuroiwa and Nishimoto’s role in the murders and White Powder trafficking, while Kurumi planned to make the men turn against each other.
- Conan confronted Kurumi at Narumi’s clinic, but she disarmed him, revealed her connection to the Black Organization, and offered information about the night he was transformed.
- Kurumi and Conan agreed to a temporary truce, with Conan keeping quiet until the next evening and Kurumi promising not to act before then.
- Vermouth ordered Kurumi to escort a special person from Tokyo Airport to a laboratory with Gin and Vodka, and Kurumi suspected the person was Haibara Ai.