César refuses to tell Elisa what happened to Sara 18 years ago, so she turns to Álex for answers. Chema and Lorenzo start looking for surrogates.

Mariana receives a chilling reminder of the crime in the mail. A flashback reveals Sara knew Chema's secret. Elisa breaks into Álex's house.

Rodolfo pays a visit to Álex and learns a shocking detail about Sara's death. Elisa wants Álex to trust her but first she must pass a test.

The burden of having to keep all the Lazcano secrets starts taking a toll on Elroy. Elisa and Álex attend a masquerade party at the casino.

After César's darker side is brutally exposed at the masquerade, the Lazcano siblings' loyalty begins to shift. Elroy's troubled past is disclosed.

Álex and the Lazcano siblings go to the family estate. César's casino empire starts to crumble as the events at the masquerade go public.

Another suspect in Sara's death comes into play. Chema shares a surprise with his family at a dinner party but a secret exposed steals the spotlight.

Álex and Rodolfo delve into the past to discover the identity of Diana the Huntress. Elisa helps Bruno figure out what happened to Emara.

Flashbacks unravel that fateful day in 2001. Although Sara's diary seems to hold the key to her murder, a secret hidden in a wall tells another story.