An overbearing mother is convinced her son is developing Huntington's, but Emma suspects there is more at play. Ruhma admits her hearing concerns to Heston, and Ayesha pulls out all the stops to secure herself a date.

With the help of a caring cleaner, Karen tries to help an elderly lady with diabetes who has misplaced a precious clock. Valerie causes confusion when she refuses to accept the clocks changing, while something is wrong with Ruhma - but what?