Who Killed Sara? 2x7 We Were Never Friends Season 2 Season 1 10 EpisodesSeason 2 8 Episodes 2x1 - The Two Faces of Sara 2x2 - Blood on Their Hands 2x3 - Collapse 2x4 - It's All on You 2x5 - The Dead Speak 2x6 - This Is Personal 2x7 - We Were Never Friends 2x8 - I Killed Sara Flashbacks reveal Sara and Marifer's connection. Moncho's brother exacts his revenge. Nicandro hands Álex the ultimate proof of Sara's double life.