Two sisters bring a stowaway on board a ship traveling from Spain to Brazil, but the situation turns mysteriously fatal once they are out at sea.
Eva accuses Fernando of lying. When a passenger suddenly confesses to the murder, she and First Officer Nicolás suspect something is being covered up.
After a passenger's life is put in danger, the captain makes a bold decision. Carolina asks her uncle about a woman in a photo. Dimas mourns a loss.
Carolina hears shocking claims about her family. Nicolás worries the ship is headed into a storm. The captain's decision spurs Aníbal to take action.
In the midst of a turbulent storm, Dr. Rojas and Eva try to save Nicolás. Sebastián asks Dimas to help him win back Verónica. Luisa makes a discovery.
The sisters confront their uncle with what they've deduced. Clara and Natalia work together on a cover-up. Eva tells Nicolás about the photo she found.
Dr. Rojas takes drastic measures to save himself, leaving Eva scrambling. Pierre investigates the staircase death. Sebastián pursues Dimas's fuel idea.
On Carolina's wedding day, the Villanueva sisters are forced to face an upsetting truth about their family. Varela begins to suspect Natalia and Clara.
The ship rescues five castaways, including a woman named Casandra, who claims to have intuitive powers. Nicolás helps Eva search for her father.
When Casandra's stories about ghosts start troubling Carolina, Eva begins investigating the new passenger. Natalia negotiates with Detective Varela.
Casandra conducts a séance and convinces more people about the presence of a ghost on the ship. Verónica feels conflicted. Natalia worries about Clara.
Carolina starts to distrust Fernando. Eva attempts to learn more about Rosa Marín as strange events keep occurring. Dimas makes a startling discovery.
Eva and Nicolás work together to uncover the truth about Casandra. Fernando's denials are met with doubts. Natalia starts discrediting Clara.
A letter and a new witness create more confusion about Rosa Marín's disappearance. Clara's grief and trauma overwhelm her.
Santiago makes an arrest but Eva, Carolina and Casandra aren't convinced the right suspect has been apprehended. Carlos puts his plan into action.
As the ship pulls into port at Rio de Janeiro, Nicolás searches for the gold, Eva looks for her missing sister and devastating secrets come to light.
The Bárbara de Braganza prepares to set sail from Argentina to Mexico but, first, Eva is asked to help undercover agents find a man harboring a virus.
When a serious crime occurs aboard the ship, Fabio warns Eva their mission is getting dangerous. Carolina becomes entangled in the mystery.
As the crimes continue, Eva's involvement raises suspicions. Fabio distrusts Carolina. The crew begins to have doubts about the captain's abilities.
When Fabio gets detained, Eva tries to find Steve's photograph. Carmen's prisoner attempts an escape.
Verónica seeks help for the bandaged woman traveling with Carmen. Nicolás wonders why the Bárbara de Braganza changed course. Fabio interrogates Ayala.
The Bárbara de Braganza is attacked on multiple fronts just as the virus starts spreading and the passengers and crew attempt to procure a vaccine.