Series 2, Episode 8

S2 E8: Alex has caught a hospital infection, and knows that the doctors in 2008 are losing hope for her. Feeling ill, weak and estranged from Gene, she is terrified that time is running out for her to get home. A wedge develops between Alex and Gene that threatens to rip the whole team apart, and their relationship is put to its toughest test yet in a heart-stopping showdown.