Charlotte and her husband Jacob are unsettled by the arrival of a charming new colleague, Mia, and the return of Charlotte's old flame, Leo. Meanwhile, Alan finds a surprising new ally.

Mia encourages Charlotte and Jacob to reconnect sexually, but it's soon clear that she's manipulating the couple to get exactly what she wants...

Charlotte and Jacob's romantic anniversary trip to Antwerp takes an erotic but dangerous turn when a third person unexpectedly arrives. Meanwhile, an investigation is launched at the hospital.

Jacob and Charlotte navigate how to move forward after their night with Mia, but will what happened in Antwerp stay in Antwerp? Leo and Charlotte reconnect, and the hospital investigation heats up.

Jacob comes to a heartbreaking realisation about Charlotte. Another suspicious passing rocks the hospital. And when Mia's past comes back to haunt her, Charlotte's left feeling betrayed.

Charlotte and Jacob's marriage implodes and Alan takes drastic action in an attempt to save Mia. Meanwhile, Gemma and Leo race against time to uncover the truth.