Well a colony of vampires have moved to beacon hills seaking a way into Scotts pack. These vampires are anything but friendly. They infect stiles with a weaponized virus. This sickness can only be cured by Erica, the vampires' leader. What will the pack do? Stiles is dying and Cora, a vampire against Erica, may be the packs only hope to save him...

The pack writes letters to Stiles.