Kathy (Corner of the Eye)
From Tardis Wiki, the free Doctor Who reference
Kathy was a woman living in England in the 21st century with her husband Tom. She was killed by the Floof stalking Tom, and her body was hidden in the basement.
An AI of Kathy was created to convince her husband that he lived away from his wife, but spoke to her every day on Instant Messenger. (PROSE: Corner of the Eye)
