|“||"What? What is this?"
"What did you do?"
"Everyone said Gerard always had a plan. I had a plan, too."
Stiles is kidnapped by Gerard, who also has Boyd and Erica hostage; Stiles is set free with injuries to his face. Chris, realizing that Gerard is the true enemy, sets Boyd and Erica free, and helps Scott and Isaac take Jackson's body to Derek. Jackson turns into the Kanima, and a battle ensues. Gerard reveals he has cancer and had planned to cure himself by becoming an Alpha werewolf. However, when Gerard's body rejects the bite, Scott reveals he had replaced Gerard's cancer pills with mountain ash. Jackson is killed by Peter and Derek but comes back to life as a blue-eyed werewolf. Allison tearfully breaks up with Scott, but he assures her that he'll wait. Peter reveals a pack of Alpha werewolves have come to town, indicating new danger. This Alpha pack captures Boyd and Erica as they flee.
- Tyler Posey as Scott McCall
- Crystal Reed as Allison Argent
- Dylan O'Brien as Stiles Stilinski
- Tyler Hoechlin as Derek Hale
- Holland Roden as Lydia Martin
- Colton Haynes as Jackson Whittemore
- JR Bourne as Chris Argent
- Orny Adams as Coach Bobby Finstock
- Linden Ashby as Sheriff Stilinski
- Ian Bohen as Peter Hale
- Seth Gilliam as Dr. Alan Deaton
- Michael Hogan as Gerard Argent
- Bianca Lawson as Marin Morrell
- Melissa Ponzio as Melissa McCall
- Daniel Sharman as Isaac Lahey
- Gage Golightly as Erica Reyes
- Sinqua Walls as Vernon Boyd
- Justine Wachsberger as Ambulance Driver
- David Elson as Kanima
- Lauren Hennesberg as Hospital Visitor
- The title is a reference to Gerard Argent's master plan—manipulate Scott into forcing Derek to give him the bite to cure his cancer, and then kill Derek to become Alpha, all while controlling Jackson as his Kanima master and using him as a weapon of vengeance.
- This is Colton Haynes' last episode as Jackson Whittemore, as he has left the show to join the cast of The CW Network's Arrow as Roy Harper.
- In Stiles' bedroom, on the shelf behind his bed is a picture of Dylan and his mom when he was little.
- Beacon Hills High School
- Parking Lot
- Locker Room
- Lacrosse Field
- Argent House
- Allison's Bedroom
- Beacon Hills Memorial Hospital
- Parking Lot
- Stilinski House
- Stiles' Bedroom
- Hale House
- Warehouse District
- Beacon Hills Preserve
- "Breaking Falls" by Dan Michaelson
- Stiles returns home after being released by Gerard, and Sheriff worries about Stiles' busted lip and black eye
- "I Could Live Without Dying Tonight" by Emma-Lee
- Stiles is laying on his bed when Lydia knocks on the door, upset and grieving Jackson's death
- "Midnight Starlet" by Foy Vance
- Stiles and Lydia talk about what has happened in the last day in Stiles' bedroom
- "Bloodflood" by Alt-J
- Sheriff checks on Stiles after Lydia leaves and compliments him on his performance in the lacrosse game
- "Nitesky" by Robot Koch
- Lydia cries and lays Jackson's dead body onto the floor of the warehouse after Jackson allowed Peter and Derek to kill him
- "The Argument" by Aiden Hawken
- Allison and Scott sit in Allison's bedroom as Allison breaks up with him. Scott tells her it's okay, and that they'll eventually find their way back to each other
- "At Home" by Crystal Fighters
- Scott and Stiles go to the lacrosse field to practice and reflect on the past half-year and are contented by the knowledge that they have each other
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