The following events occurred in 1998:
- March 5: Penny Halliwell decides to strip Prue, Piper and Phoebe's powers, but has a heart attack on her way downstairs and dies. The sisters hear her fall and run to her.
- Shortly thereafter: Penny's funeral. Prue read a speech, which Piper thought that Penny would have liked. Phoebe leaves to look for Victor in New York.
- September 23: Jeremy Burns kills Serena Fredrick. Phoebe returns to San Francisco. The Power of Three is restored.
- September 24: Prue resigns from the American Museum of Natural History and Piper is hired at Quake. Prue and Andy meet again. The Halliwell sisters vanquish Jeremy.
- September 25: Prue and Andy arrange a date for the following Friday.
- September 26: Brittany Reynolds is attacked by Javna. Prue and Andy go on a date and have sex.
- September 27: Rex Buckland identified Prue as a witch and hires her. Tia is attacked by Javna.
- September 28: The Halliwell sisters vanquish Javna using the Hand of Fatima.
- September 29: Prue's first day at Buckland Auction House.