The Haunting of Tram Car 015 returns to the alternate Cairo of Clark's short fiction, where humans live and work alongside otherworldly beings; the Ministry of Alchemy, Enchantments and Supernatural Entities handles the issues that can arise between the magical and the mundane. Senior Agent Hamed al-Nasr shows his new partner Agent Onsi the ropes of investigation when they are called to subdue a dangerous, possessed tram car. What starts off as a simple matter of exorcism, however, becomes more complicated as the origins of the demon inside are revealed.