Oahu’s North Shore lifeguards are fearless except when it comes to their own hearts. That’s especially true of Lieutenant Em Wright (Arielle Kebbel), who reaches a crossroads with her ex and colleague, Will (Adam Demos) in the Rescue: Hi-Surf season finale, airing on Monday, March 31. We talked to Kebbel about their on-again, off-again relationship – and how assisting in a real-life rescue helped her understand the unbreakable bond that first responders share. When the show premiered, these two had broken up and Will was engaged. An affair with Em ended that, but they split again. What keeps bringing them back together? Arielle Kebbel: They are like magnets to each other. They’ve taken “will they or won’t they” to a whole new level. Walking into the finale, Em doesn’t know where they stand, and I don’t know if Will does either. Part of what was fun...