His memory still lingered on the moment his heart was pierced. The man who he had guarded loyally for 17 years personally pierced his heart without a trace of hesitation. Even what he saw on the man's face was the pleasure of finally breathing a sigh of relief. The expression of relief on the man's face was more heartbreaking than the sharp blade that pierced his body. He didn't understand why this man did this to him. He had protected him for 17 years and was still clearing the way for him until his death. Why did he have to kill him?