Missed the first installments of the Fatman trilogy? You can catch up here in the Archives, where the entirety of the first novella, Fatman Descends, and the followup, Duke Is Dead, are available.
Each installment started on Halloween, beginning in 2013 and continuing through this year, 2015. The novellas were published in episodes of approximately 500 words each, and sent free via email each weekday to readers who subscribed.
The final installment, Know the Time, is available at FatmanDescends.com, where it can be read for free.