The end of the film is different from the one that was originally was scripted. The actors did an improvisation exercise, which had a completely different take on the ending and it was used instead.
The whole pre-production, filming and post-production process happened in two weeks. Rosa Fairfield came up with the idea six months earlier and planned to create it and submit it into film festivals, but whilst researching deadlines she released she needed to create it asap or risk missing out on this year's selection.