This is where you can find the classic Umbra: The Horror novelette. It has a completely separate plot from the new serial, and while it does contain some of the same characters, many of the events have changed.
If you like Umbra: The Horror, tell me why! Go to http://webfictionguide.com/listings/umbra-the-horror/ and rate the story. And when you’re done, check around for other web fiction you might like.