Family Ties

 was the [Series #] episode of [Series] and the [Episode #] episode of Casualty overall.

Plot
A young mother clutches her two-yr-old son, who has stopped breathing, and a distraught mother throws herself into the canal. Two people have intolerable secrets whose crises lead them into Holby's Casualty unit. Rachel's first day is overshadowed by a local paper's story the department's to be closed but Jane admits to Charlie, it's only a rumour. A woman's perm goes wrong and two players from a local cricket match are at odds and have to be seen to by the staff. Karen's told to seek professional help to get her through her exams and sent off early.