: Sheriff Stilinski and Derek hunt "The Mute," a mouthless assassin using high-tech equipment to kill targets. Although they corner him, Peter Hale arrives and brutally kills him before he can be questioned.
In " The Benefactor " (Season 4, Episode 4), the pack faces the fallout of Scott's accidental bite on Liam while uncovering a deadly conspiracy against Beacon Hills' supernatural community. The BenefactorTeen Wolf : Season 4 Episode 4
: Scott and Stiles struggle to manage Liam during his first transition. After Liam escapes a "party" at Lydia’s lake house and runs into the woods, Chris Argent returns to help Scott calm him down and accept his new nature. : Sheriff Stilinski and Derek hunt "The Mute,"