After being exiled from their homeworld, alien, shape-shifting brother/sister duo Jayna and Zan take on the traditional Earth custom of a high school field trip...to a local LexCorp prison? If they're being honest, their after-school assignment from the Justice League is what they're really looking forward to: taking on vampiric menace Drunkula, a villain from the League of Annoyance! And what's this guy the Scrambler up to, anyway? Plus: Gleek debuts!