 When vampire Gunn causes Illyria to revert to her monster form, memories of Fred from Spike and Wesley are transplanted into her to restore her humanity.After the Senior Partners revert time to before the Fall, Spike begins a loosely affiliated relationship with the reformed Angel Investigations company, collaborating with Angel and his associates while maintaining independence.Spike continues to appear in the ongoing "Angel" spin-off series by IDW, under the pens of Kelley Armstrong, Bill Willingham and others.