Content moderators are people whose job is to review thousands of images that are uploaded online every day. They have to decide within seconds which ones to keep and which ones to delete. According to the outsourcing contract, not only are they prohibited from disclosing the relevant social media platform for which they are working, but also the actual deleted content itself. The images create in them unease and discomfort, and at the same time this requirement of confidentiality barring them from seeking any assistance. The Cleaners reveals to the audience the dark side of the big data era, and seeks to probe into the issues of the restriction of free speech and infringement of human rights in both the virtual and real worlds.