Kabuto is an ordinary guy: stressed with work, hassled by his wife and disrespected by his son. No wonder he visits his doctor so often. Except 'the Doctor' is actually his handler, and Kabuto is a hired assassin. But Kabuto is worn out with the business of murder, wants break free from the Doctor's control and pay his way out of his employment. But the most lucrative jobs involve taking out other professional assassins, putting both him and his family in danger.