* CriticalResearchFailure: In "Round Up the Usual Suspects" Macbeth has hidden camera footage stored on [=DVDs=], yet the footage has tracking lines like on VHS.
* FridgeHorror: In "Back to the Past" after discovering the true identities of INK, Macbeth goes back in time and wipes them each from existence one by one. Exactly how she erased them from existence ''isn't'' exactly made clear- Macbeth just [[NothingIsScarier mentions]] ''tracking down'' their parents!
* NightmareFuel: Some of the straight-on shots of Macbeth ''smiling''...
* ViewerGenderConfusion: It's easy to mistake Zero for a boy until you realise she's wearing a skirt, a character mentions her gender or she shows feelings for Vin.