Michael struggles to keep the abbey under control as the CDC team move closer toward tracking the source of the pathogen; at the same time, Alan fights the urge to rejoin his former colleagues and comes to terms with the reality about Peter's allegiances. In the future, Walker takes a risk attempting to escape her delusional father.
It's Day 4 on the island and the latest victim of the virus seems to have suffered from bee sting in the apple orchard. Kyle gets a sample of the honey they've been producing and it confirms that they may be dealing with an insect borne disease. Peter meanwhile seems to have his own agenda and is taking orders from someone off the island. Alan is suspicious of his brother and just why he's there. Some 30 years into the future, Julia encounters someone from her past.—garykmcd