"Since you know me, you must die."
After being separated for ten years, when they met again, he issued a killing order without emotion. Could it be that he had already forgotten him?
"You can kill me, but let me heal your injuries first." Regardless of being forgetful or cold, since he has a gun pointed at him, does he still have a choice?
Killers and doctors are inherently contradictory, life and death are unknown——