 Rendered unable to speak because of her injuries, Philomela wove a tapestry (or a robe) that told her story and had it sent to Procne.Procne was incensed and in revenge, she killed her son by Tereus, Itys (or Itylos), boiled him and served him as a meal to her husband.After Tereus ate Itys, the sisters presented him with the severed head of his son, and he became aware of their conspiracy and his cannibalistic meal.