The clock is ticking for Febri, and with time running out Misaka is left with little choice than to plunge headlong into the "darkness" of Academy City by facing an old (and now thankfully incarcerated) adversary.
Naturally, Therestina Kihara Lifeline is more than happy to remind Misaka of just how dark Academy City can get, run as it is with its students serving more or less as guinea pigs for