diff --git a/sites/arbitrary.py b/sites/arbitrary.py
index 7b49f44..525d5ad 100644
--- a/sites/arbitrary.py
+++ b/sites/arbitrary.py
@@ -76,23 +76,32 @@ class Arbitrary(Site):
         else:
             # set of already processed urls. Stored to detect loops.
             found_content_urls = set()
-            content_url = definition.url
-            while content_url and content_url not in found_content_urls:
+            content_urls = [definition.url]
+
+            def process_content_url(content_url):
+                if content_url in found_content_urls:
+                    return None
                 found_content_urls.add(content_url)
                 for chapter in self._chapter(content_url, definition):
                     story.add(chapter)
-                if definition.next_selector:
+                return content_url
+
+            while content_urls:
+                for temp_url in content_urls:
+                    # stop inner loop once a new link is found
+                    if content_url := process_content_url(temp_url):
+                        break
+                # reset url list
+                content_urls = []
+                if content_url and definition.next_selector:
                     soup, base = self._soup(content_url)
                     next_link = soup.select(definition.next_selector)
                     if next_link:
-                        next_link_url = str(next_link[0].get('href'))
-                        if base:
-                            next_link_url = self._join_url(base, next_link_url)
-                        content_url = self._join_url(content_url, next_link_url)
-                    else:
-                        content_url = False
-                else:
-                    content_url = False
+                        for next_link_item in next_link:
+                            next_link_url = str(next_link_item.get('href'))
+                            if base:
+                                next_link_url = self._join_url(base, next_link_url)
+                            content_urls.append(self._join_url(content_url, next_link_url))
 
         if not story:
             raise SiteException("No story content found; check the content selectors")