Ruins

Ruins is the second episode of Season Four.

Summary
ZAKU AND CHARLOTTE DIG UP THE PAST - Looking for a way to stop Hayden, Zaku and Charlotte begin searching in the unusual amount of places. Alex and Zena celebrate the day that they first met. Jane finds herself in the confusing position with her feelings and turn to Leo for advice. In the midst of Jane's confusing feelings, a call from Zaku doesn't make things much better.

Plot
 SPOILERS AHEAD!