Papa Winchester

John Winchester has lost everyone he has ever cared about. lost his boys more times then he can remember. When the boys go on a major hunt something bigger then them John called up an old buddy of his and he brings his eldest daughter with him (Y/N). You and your father got into the hunting life style because you witnessed something unholy and demonic killed your mother and three siblings. You end up moving into your uncles *which is bobby is he is still alive*