We thought a cure would come through in time, now, I fear it won’t."
The mention of “a cure” is the first of many allusions to medical issues in the song.
My heart won’t start anymore for you."

Swift also sings about her partner, “running down the hallway.”
And now he only cares enough to check on her when she is already dead."
The bridge also asks the partner to take action.

However, the song does not end with a reunion.
My heart won’t start anymore."
The omission of “for you” implies that the relationship is now well and truly dead.
