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Takuya Kirishima is a brilliant young surgeon who can save anyone with a disease. He spends his days working with his childhood friend Seri Sasaki, who is a nurse in the same hospital. One day, a murder is commited in the hospital and people starts suffering a strange disease not seen before. Takuya starts looking for the answer of these strange happenings so he can protect Seri. [Translated from Japanese Wikipedia]

Takuya Kirishima is a brilliant young surgeon who can save anyone with a disease. He spends his days working with his childhood friend Seri Sasaki, who is a nurse in the same hospital. One day, a murder is commited in the hospital and people starts suffering a strange disease not seen before. Takuya starts looking for the answer of these strange happenings so he can protect Seri.