Jack and Kate find themselves at odds over the direction to take to save their fellow island survivors, Locke further solidifies his stance as leader of "The Others," and Sawyer and Juliet come under scrutiny from the DHARMA Initiative.
On the 100th episode milestone for the series, the time of reckoning has begun when Daniel Faraday comes clean regarding what he knows about the island.
Suspicions about a possible breach intensify after Ben is taken from the infirmary, and a reluctant Miles is forced to work with Hurley when he's asked to deliver an important package to a top Dharma official.
To atone for sins of the past, Ben must attempt to summon the smoke monster in order to be judged.
Kate tries to save Ben. Kate starts to tell the truth about the lie in order to keep Aaron from harm.