diff --git a/app/epub.py b/app/epub.py
index 9edb4e8..0a3d1f7 100644
--- a/app/epub.py
+++ b/app/epub.py
@@ -108,7 +108,6 @@ async def epub_to_tokens(
 
 
 def read_metadata(book: epub.EpubBook) -> dict[str, str]:
-
     """
     Reads metadata from xml to dict
     """
@@ -121,7 +120,6 @@ def read_metadata(book: epub.EpubBook) -> dict[str, str]:
 
 
 def convert_list(titles_list: list[tuple[str, dict[str, str]]]) -> str:
-
     """
     Joins titles list to one string
     """
@@ -134,7 +132,6 @@ def convert_list(titles_list: list[tuple[str, dict[str, str]]]) -> str:
 
 
 def set_cover(tokens: DocumentTokens) -> None:
-
     """
     Converts cover file name to base64 image stored in `tokens`
     """
@@ -145,7 +142,6 @@ def set_cover(tokens: DocumentTokens) -> None:
 
 
 def epub_tokens2html(spine: list[tuple[str, str]], tokens: DocumentTokens) -> bytes:
-
     """
     Joins chapters in `spice` to one html string
     """
@@ -157,11 +153,10 @@ def epub_tokens2html(spine: list[tuple[str, str]], tokens: DocumentTokens) -> by
         if file_path:
             res += process_xhtml(file_path, tokens)
 
-    return html.escape(html.unescape(res))
+    return html.unescape(res)
 
 
 def process_xhtml(path: str, tokens: DocumentTokens) -> bytes:
-
     """
     Processes content of one xml body
     """
@@ -179,7 +174,6 @@ def process_xhtml(path: str, tokens: DocumentTokens) -> bytes:
 
 
 def process_content(node: etree.Element, path: str, tokens: DocumentTokens) -> None:
-
     """
     Recursive function for xml element convertion to valid html
     """
@@ -219,7 +213,6 @@ def process_content(node: etree.Element, path: str, tokens: DocumentTokens) -> N
 
 
 def process_a_element(node: etree.Element, path: str):
-
     r"""
     Converts `filed` links to ids in \<a\> element
     """
@@ -237,7 +230,6 @@ def process_a_element(node: etree.Element, path: str):
 
 
 def process_media_element(node: etree.Element, path: str, tokens: DocumentTokens):
-
     """
     Replaces file paths to base64 encoded media in `src` and `srcset` tags
     """
@@ -256,7 +248,6 @@ def process_media_element(node: etree.Element, path: str, tokens: DocumentTokens
 
 
 def rel_to_abs_path(parent: str, rel: str):
-
     """
     Helper for relative path to media convertion to absolute
     """
@@ -266,7 +257,6 @@ def rel_to_abs_path(parent: str, rel: str):
 
 @cache
 def path_to_name(path: str) -> str:
-
     """
     Helper function for getting file name
     """
@@ -275,7 +265,6 @@ def path_to_name(path: str) -> str:
 
 
 def children_to_html(root: etree.Element) -> bytes:
-
     """
     Converts all xml children of element to string and joins them
     """
diff --git a/app/fb2.py b/app/fb2.py
index b078c1b..7300d8a 100644
--- a/app/fb2.py
+++ b/app/fb2.py
@@ -32,7 +32,7 @@ async def fb22html(file: SpooledTemporaryFile) -> HTMLBook:
 
         return {
             **(tokens["metadata"]),
-            "content": html.escape(html.unescape(html_content.decode())),
+            "content": html.unescape(html_content.decode()),
         }
 
     except Exception as err:
@@ -42,7 +42,6 @@ async def fb22html(file: SpooledTemporaryFile) -> HTMLBook:
 
 
 def fb22tokens(file: SpooledTemporaryFile) -> DocumentTokens:
-
     r"""
     Parses fb2 file as xml document.
     It puts book metadata, its content and media to `tokens` dictionary and returns it.
@@ -78,7 +77,8 @@ def fb22tokens(file: SpooledTemporaryFile) -> DocumentTokens:
         metadata = {}
         metadata["title"] = book_info.find("./book-title", namespaces).text
         metadata["author"] = get_author(book_info.find("./author", namespaces))
-        metadata["cover"] = get_cover(book_info.find("./coverpage", namespaces))
+        metadata["cover"] = get_cover(
+            book_info.find("./coverpage", namespaces))
         if "cover" not in metadata.keys():
             metadata.pop("cover")
 
@@ -104,7 +104,6 @@ def fb22tokens(file: SpooledTemporaryFile) -> DocumentTokens:
 
 
 def get_author(author: Element) -> str:
-
     """
     Converts author xml structure to string
     """
@@ -127,7 +126,6 @@ def get_author(author: Element) -> str:
 
 
 def get_cover(coverpage: Optional[Element]) -> Optional[str]:
-
     """
     Extracts cover image id if exists
     """
@@ -148,7 +146,6 @@ def set_cover(tokens: DocumentTokens) -> None:
 
 
 def fb2body2html(tokens: DocumentTokens) -> str:
-
     """
     Convert fb2 xml to html, joins bodies into one string
     """
@@ -163,7 +160,6 @@ def fb2body2html(tokens: DocumentTokens) -> str:
 
 
 def process_section(body: Element, tokens: DocumentTokens) -> str:
-
     """
     Processes individual sections, recursively goes throw sections tree
     """
@@ -191,7 +187,6 @@ def process_section(body: Element, tokens: DocumentTokens) -> str:
 
 
 def children_to_html(root: Element) -> str:
-
     """
     Converts xml tag children to string
     """
@@ -205,7 +200,6 @@ def children_to_html(root: Element) -> str:
 
 
 def process_image(element: Element, tokens: DocumentTokens) -> None:
-
     r"""
     Converts fb2 \<image /\> to html \<img /\>. Replaces xlink:href with src="\<base64_image_data\>"
     """
@@ -236,7 +230,6 @@ tag_with_class = {
 
 
 def process_content(root: Element, tokens: DocumentTokens) -> None:
-
     """
     Converts fb2 xml tag names to html equivalents and my own styled elements.
     Resolves binary data dependencies