Tension between Karl and Susan continues and is made worse by Izzys ongoing presence and uncertainty over how long shell be staying for. When Karl and Izzy make a coffee date so Izzy can allegedly learn all about the hospital wing, Susan enlists Dipis help to try and glean what Izzys ulterior motive might be for donating and being in town. Dipi tries her best, but Izzy is soon aware of her... (thetvdb.com)