Holby City: Push the Button - Part One

SINOPSIS

Things are going strong between Jac and Jonny, until she hears a former lover is getting married and jeopardises everything she cares for. Holby is running like clockwork with Serena as CEO - can she hold on to the position when a competitor throws his hat into the ring? Chrissie has a health scare but is reluctant to confide in Sacha. Medical drama, starring Rosie Marcel, Michael Thompson, Tina Hobley and Catherine Russell.