Passing through the curtain of death, Sirius Black came to a strange world. Some things have changed and become beyond recognition; while some things have not changed and are still so real...
Finally, when everything was over, Sirius knelt beside his godson's body, his knees that had never been bent hit the ground heavily. He said with tears, James, Remus, we were all wrong! Even if everything changes, a person's deepest faith will not change!