Death is my son-in-law, Death is my heir; My daughter he hath wedded: I will die, And leave him all; life, living, all is Death's. How is the excerpt an example of dramatic irony? Capulet does not know that his true son-in-law is Romeo. Capulet expresses his grief by personifying death. Capulet is insulting Paris who would have been his son-in-law. Capulet does not know that Juliet is actually alive.