Virus is a prominent character in the visual novel and anime series DRAMAtical Murder. He is one of the two leaders of the yakuza group Morphine, along with Trip. Virus appears calm, intelligent, and polite, often seen wearing formal attire. Despite his composed demeanor, he harbors a manipulative and dangerous side. In the series, Virus frequently interacts with the protagonist, Aoba, and plays a significant role in the unfolding of the story, influencing key plot events through his actions and decisions.