diff --git a/main.py b/main.py
index 819fd3a..ca5cde2 100755
--- a/main.py
+++ b/main.py
@@ -40,6 +40,7 @@ def main(argc, argv):
     parser.add_argument('--metadata', dest='bMetadata', action='store_true', help='.metadata 파일로부터 ComicInfo.xml 생성 및 CBZ에 추가')
     parser.add_argument('--verbose', dest='bVerbose', action='store_true', help='상세 로그 출력')
     parser.add_argument('--fix-arc-path', dest='bFixArcPath', action='store_true', help='CBZ 아카이브의 내부 폴더 구조를 제거합니다.')
+    parser.add_argument('--fix-xml', dest='bFixXml', action='store_true', help='ComicInfo.xml의 특수문자(&) 이스케이프 및 문법 오류를 검사하고 수정합니다.')
     parser.add_argument('-v', '--version', action='version', version='ComicInfoXMLConv 1.0')
 
     args = parser.parse_args(argv[1:])  # argv[0]은 스크립트 이름 제외
@@ -114,6 +115,25 @@ def process_archive_file(archive_path: str, args: argparse.Namespace):
         util.DbgOut(f"comicinfo.xml 발견됨: {archive_path} (경로: {comicinfo_path_in_zip})", True)
         comicinfo_xml_bytes = util.GetZippedFileByte(archive_path, comicinfo_path_in_zip)
         if comicinfo_xml_bytes:
+            fixed_xml = None
+            if args.bFixXml:
+                fixed_xml, msgs = ValidateAndFixComicInfoXML(comicinfo_xml_bytes)
+                for msg in msgs:
+                    util.DbgOut(msg, True)
+                if fixed_xml is not None:
+                    comicinfo_xml_bytes = fixed_xml
+
+            has_mods = any([arc_title, arc_writer, arc_series, arc_tags,
+                           arc_number, arc_volume, args.info_count])
+
+            if not has_mods:
+                if fixed_xml is not None:
+                    util.AddFileToZip(archive_path, comicinfo_path_in_zip, fixed_xml)
+                    util.DbgOut(f"ComicInfo.xml 특수문자 수정 완료: {archive_path}", True)
+                if args.bPrint:
+                    print(comicinfo_xml_bytes.decode('utf-8'))
+                return
+
             modified = ModComicInfoXML(comicinfo_xml_bytes, arc_title, arc_writer, arc_series, arc_tags,
                                           info_number=arc_number, info_volume=arc_volume, info_count=args.info_count)
 
@@ -123,6 +143,9 @@ def process_archive_file(archive_path: str, args: argparse.Namespace):
             elif modified:
                 util.AddFileToZip(archive_path, comicinfo_path_in_zip, modified)
                 util.DbgOut(f"ComicInfo.xml 업데이트됨: {archive_path} (경로: {comicinfo_path_in_zip})", True)
+            elif fixed_xml is not None:
+                util.AddFileToZip(archive_path, comicinfo_path_in_zip, fixed_xml)
+                util.DbgOut(f"ComicInfo.xml 특수문자 수정 완료: {archive_path}", True)
     else:
         util.DbgOut(f"comicinfo.xml 없음: {archive_path}", True)
         if arc_volume or arc_number or arc_title or arc_writer or arc_series or arc_tags or args.info_count:
@@ -255,6 +278,38 @@ def ResolveRegexTransform(text: str | None, current_value: str | None) -> str |
     return text
 
 
+def ValidateAndFixComicInfoXML(xml_bytes: bytes) -> tuple[bytes | None, list[str]]:
+    try:
+        ET.fromstring(xml_bytes)
+        return (None, ["XML is well-formed."])
+    except ET.ParseError as e:
+        msgs = [f"Parse error: {e}"]
+
+    try:
+        text = xml_bytes.decode('utf-8')
+    except UnicodeDecodeError:
+        msgs.append("Cannot decode XML (expected UTF-8).")
+        return (None, msgs)
+
+    text, count = re.subn(
+        r'&(?!(?:amp|lt|gt|quot|apos);|#\d+;|#x[0-9a-fA-F]+;)',
+        '&',
+        text
+    )
+    if count > 0:
+        msgs.append(f"Fixed {count} unescaped & character(s).")
+        fixed_bytes = text.encode('utf-8')
+        try:
+            ET.fromstring(fixed_bytes)
+            msgs.append("XML is now well-formed.")
+        except ET.ParseError as e2:
+            msgs.append(f"Remaining issues after fix: {e2}")
+        return (fixed_bytes, msgs)
+
+    msgs.append("No fixable issues found.")
+    return (None, msgs)
+
+
 def ParsePathForComicInfo(strFullPath: str) -> dict:
     """
     파일 경로에서 작가, 제목, 번호를 추출합니다.