Dr. Kenzo Tenma, a leading neurosurgeon at the Dusseldorf Hospital has received massive acclaim for his successful surgery on a famous opera singer. However, he is burdened by guilt. Due to pressure from the director, he had operated on the opera singer on the night that he was supposed to operate on another man. As a result, when the director’s orders him to operate on the mayor, he decides to ignore the order and instead works on saving the life of a young boy, brought to the hospital from the scene of a serial homicide. However, the boy's twin sister, who was brought in with the boy, and who still suffers from shock, keeps repeating the words 'kill him'.

The price for disobeying Dr. Heinemann's orders to operate on the mayor is costly for Dr. Tenma. His career begins to plummet. The boy whom he saved finally awakens, but a horrible incident occurs soon after.

Things look brighter for Dr. Tenma, now that Dr. Heinemann is dead. His career takes off, and even Eva tries to win him back. But unfortunately, all that success has drawn the attention of Detective Lunge.

An old mercenary soldier named Hugo is interrogated by Lunge about a student of his, a doctor named Tenma.

Suk is put under surveillance by the new commissioner. Together with Grimmer, Suk retrieves the tape and research papers from the deposit box. But their movements is watched by various sides.