Такахиро Куросаки

Тасуку Куросаки's father. Soichiro Kurebayashi and Professor Hideo Midorikawa were his colleagues. After being accused of espionage by the company where Takahiro worked, he died under mysterious circumstances. Following his death, Tasuku vowed to find the culprits and take revenge, which led him to create a computer virus called "DAISY." This same name also became the inspiration for Tasuku's nickname.