All That Lies Ahead - S5.E9

Jack decides to run for parliament as an independent after much consideration. Elizabeth welcomes Matthew into the family, as he asks Olivia to dinner. Sarah questions whether Regina's motives are genuine. Regina signs the divorce papers. Sir Richard pays Elizabeth a visit, to pay his respects after Douglas' passing. News of Dawn's pregnancy begin to spread. Henry and Jack learn that the latter's medical records have been requested by the Board. Carolyn learns the truth of Jack's addiction to pills. Three months later, Jack is seen stumbling through a paddock, drunk.