I imagine the "black rain's strings" to be the last fragile, thin strings that are holding the person in the world of the living, and the person pulls on them for the last time (takes their last breath) as they are separated from those strings and move on to death.
I imagine the "black rain's strings" to be the last fragile, thin strings that are holding the person in the world of the living, and the person pulls on them for the last time (takes their last breath) as they are separated from those strings and move on to death.