- 3 days have passed and everyone is drastically searching the town for Derek, Isaac, Riley, and Erica

-Its Halloween and Lucifer hosts a massive Halloween Bash at Club Lux

- Ian begins questioning Theo and goes to Peter for help

- Peter and Evan try to prove Kelly's innocence

- Gabriel discovers something is missing

- Both Ella and Jughead come under attack

- Alex realizes just how in synch he and Jacob are

- Enzo is targetted

- Barry and Stiles begin to uncover the dark truth of the murders that have plagued Beacon Hills

- Morrell begins her interviews

- While in captivity Lydia has a heart to heart with Isaac, meanwhile in the other cell....Jacob and Klaus become very close

- The truth is exposed

- The Killer and their dark following is revealed

- A certain someone continues to be an absolute snake which leads to a major character death