Draco made a valiant attempt at adjusting the formulas next, only to find themselves in the middle of an apocalypse of epic proportions, with literal undead monsters roaming around the Other Draco and Other Granger.6 They did not stay in that reality for long, and upon return, Granger fixed him with an angry stare as though it were his fault that she’d just witnessed an alternate reality in which she and Draco were trauma bonding over zombies.