The character in Bella’s second story is no ordinary person. He is an enhanced individual who has visions.
In the first paragraph, it is said he is “still refusing to use his vision.” EW proposed that “vision” in this context meant…
The central question here is whodunit. Was it the son? The speaker? The woman? The evidence points towards the speaker.
First, the easy explanation. The son left. The woman was outside. By the process of elimination, the speaker is left.