old_contents: from django.conf.urls import include, url
  from django.contrib.auth import views as auth_views
  from . import views
  
  urlpatterns = [
      url(r'^$', views.overview, name='overview'),
      url(r'^start_new_story/', views.start_new_story, name='new_story'),
      url(r'^continue_story/(?P<story_id>[0-9]+)', views.continue_story,
          name='continue_story'),
      url(r'^story_continued/(?P<story_id>[0-9]+)', views.story_continued),
      url(r'^show_story/(?P<story_id>[0-9]+)', views.show_story, name='show_story')
      url(r'^skip', views.skip, name='skip')
  ]
  
  
new_contents: from django.conf.urls import include, url
  from django.contrib.auth import views as auth_views
  from . import views
  
  urlpatterns = [
      url(r'^$', views.overview, name='overview'),
      url(r'^start_new_story/', views.start_new_story, name='new_story'),
      url(r'^continue_story/(?P<story_id>[0-9]+)', views.continue_story,
          name='continue_story'),
      url(r'^story_continued/(?P<story_id>[0-9]+)', views.story_continued),
      url(r'^show_story/(?P<story_id>[0-9]+)', views.show_story, name='show_story'),
      url(r'^skip', views.skip, name='skip')
  ]
  
  
subject: fix urls.py