What did the therapist scene mean, and where does the Netflix erotic thriller differ from the novel?

Warning: contains major spoilers for the Obsession finale.

Hes not attempting to move on from his affair with Anna, but surrounding himself with it.

Charlie Murphy in Obsession on Netfflix

How Did the Book End?

Will and Annas final encounter in theNetflix seriesis very different to that in the novel.

He falls to his knees in front of her, and she walks away as he collapses.

Book-Anna has thrown her lot in with Peter and started a family.

The 1992 feature film starringJeremy IronsandJuliette Binochein the narrator/Anna roles ended in much the same way to the book.

The final shot sees the camera zoom in closer and closer to the photograph until its completely obscured.

Obsession is out now on Netflix.