They’re forced together as lab partners. Naomi says they don’t have to like each other, just get the work done in that sharp way of hers. The problem is Abbadon likes her, or at least the glimpses of her she gets beneath that shaded exterior and drab color palette.
They’re deep in the back of the library, looking for a book that probably doesn’t exist when Abbadon feels Naomi’s hand drift down her back,probably to get her attention. Abbadon reacts on instinct when she turns around and pushes Naomi into the bookshelf- its when Naomi lunges up to kiss her that she’s surprised.