Kai Norden finds his mother Martha increasingly distracted, diagnosed in ER after a fall with dementia. Doc Jasmin has her doubts about he new colleague, but her chief isn't amused when she accuses him off hiding a near-fatal medication error and drinking, assuming she's lying to avoid sanctions for the kalium, so she gets suspended. However he's stopped for reckless driving and refuses an alcohol test, then is mysteriously cleared in lab, but the cops find out how.
