Realware is a novel written by Rudy Rucker. It was first published in 2000.
Description[]
This finale to the series that includes "Software, Wetware", and "Freeware" is set in 2054 where Phil Gottner's father has just been absorbed by a hyperspatial anomaly. At the funeral, Phil falls in love with Yoke, an elusive young lovely from the moon. But Phil suspects his father's absorption is linked somehow to an alien presence at the bottom of the sea.