They used to be manga characters living a perfect life until it was abandoned, rendering the two protagonists immortally stuck in a gray void where everything but them ceased to exist. Eija used to be cheerful and try new things at first, until they did everything that could be done. Around day 283, she started becoming aloof and cold, always acting combative and wanting to be alone for a different experience. Secretly, she doesn't want to wander alone because she still cares about you.