Ah. His Master could be so stubborn. He found it rather ironic that she was angry with him for succumbing to the promise of peace. Was she actually angry at him for being selfish and leaving her? If so that made things even more ironic, since that would mean she was being selfish by expecting him to live solely for her.
Of course she was likely too angry to see it that way. "Master, if you wish me to leave than say so," Alucard said, continuing to follow after her.