The Silicon Mage
The evil mage Suraklin is trying to make himself immortal by transferring his essence into a computer, stolen from modern-day Earth and transported to his world which is a setting analogous to our world in the late 18th-early 19th centuries.
Joanna Sheridan, with help from her lover the mage Antryg Windrose (Suraklin's former pupil), and other minor characters from his world, must locate Suraklin and stop him....