Everyone "A" Did (and Didn't) Kill in "Pretty Little Liars: Original Sin"

How Did "A" Kill Chip?

At the end of the season one finale, Aaron escapes from the hospital and goes to Chip's house to kill him. The final shot of the episode shows Chip opening the front door and Aaron lunging forward with a knife in hand. Chip's death isn't on screen, but it's implied.

Why Did "A" Kill Chip?

"A" despises bullies and sexual predators because both played a role in Angela's death. Chip, having sexually assaulted both Tabby and Imogen, landed himself on "A"'s kill list.