Inside the walls of Grave, the orphanage where Nica grew up, stories and legends have always been told by candlelight. The most famous is that of the producer of tears, a mysterious craftsman with clear eyes like glass, guilty of having forged all the fears and anxieties that inhabit the hearts of men. His greatest dream, in fact, is about to come true. The Milligans have started the adoption process and are ready to give her the family she always wanted. In the new house, however, Nica is not alone. Along with her, Rigel is also taken away from Grave, a restless and mysterious orphan, the last person in the world that Nica would want as an adopted brother. Although Nica and Rigel are united by a common past of pain and deprivation, coexistence between them seems impossible. Especially when the legend creeps back into their lives and the tearmaker suddenly becomes real, closer and closer…