At the end of the story when Saskia, Inske and John are having a celebratory beer with another woman, the woman is his daughter Elke, who is seen at the end of "Jitske", Season 2, Episode 7. She is Julie Vander Bauwede and although she has no dialogue in this episode, it's the same woman.
Dr Cools is likened to SS physician Josef Mengele, who conducted inhumane medical experiments on prisoners at Auschwitz.
The English title of this episode is "Homeless".
According to the post mortem report, the opening scene happens on 13 June 2017.
Dokter Helena Gijselbrecht crosses her legs several times but her stocking tops are never seen.