Mary Margaret went all the way with her vampire boyfriend, and now she's so undead. Her bite-curious friend Jo wants Mary Margaret to bite her, "just so I know what to expect with a guy." But it's not what either expects.
| Actor | Role |
|---|---|
 Meaghan RathMary Margaret | Mary Margaret |
 Erin AgostinoJo | Jo |
 Éléonore LamotheNellie | Nellie |
 Kaniehtiio HornChelsea | Chelsea |
 Christina BroccoliniAriel | Ariel |