Previously a penny, now free:
The Kiribati Test, by Stacey Cochran
Book Description
Karl Connors works the graveyard shift at GlobalCom as a carpet cleaner. One night he witnesses the murder of a friend at the hands of one of the company's CEOs, but he keeps his mouth shut, fearing for his and his wife's lives. Now a shadowy organization known as NanoTech wants to retrieve Karl's memory in order to bring down GlobalCom, and the lowly carpet cleaner is caught between powerful forces with no fear of erasing Karl and his wife completely.
Also includes novella -The Con Artists- and short story -The Cuda.-