The speaker addresses someone absent or dead, a thing, a place, or an idea, as if they could hear.
In The Master and Margarita
You are a black god! I curse you, god of bandits, their protector and their soul!
Levi speaks directly to God, "You are a black god! I curse you," as if he could hear him. The second person turns the revolt into a sentence hurled at a sky that does not answer.