Quintanilla punishes a suspected student for the hacking. Rosita insists on throwing the school their anticipated NONA party, with many surprises.

Gerry's aggression toward Luis escalates. The hacker brings the situation to a boiling point. Sofía worries about the threats against her.

Sofía studies Luis' drawings to work out who the avenger is targeting next. Natalia and María accept an invitation. Rosita doesn't heed a warning.

A look back at the previous semester reveals the series of events that triggered the school-wide hack.

The investigation leads Sofía and Javi to Clau's theater teacher. Pablo grieves over the latest news. Raúl realizes he's been deceived.

Javier's history is called into question when Raúl and Sofía look into a specific incident in his past. Gerry continues visiting Luis in the hospital.

Sofía is deemed irrational when she insist that Raúl is innocent and in danger, so she decides to search for him solo. Gerry seeks a new home.

Gerry reaches out to the group when he suspects something is amiss and everyone must decide what to do to save their friends... and their futures.

A hacker has returned to torment the students with their secrets — and homes in on a night Sofía, Javi and friends would much rather put behind them.

Sofía is crushed by her most recent discovery, but continues her sleuthing. Alex warns Clau about Sebastián. Gerry and Bernardo become closer.

Sofia and Javi try to predict what the avenger will do when Rosita insists on hosting a party at her house. Gerry feels cooped up at Raul's place.

Javi gathers everyone together to make a new plan, but when an exasperated Sofía goes off-script, the stakes of the game are raised.

Pablo insists to Javi and Sofía that María is contacting him. Raúl prepares to sell his house. Gerry feels triggered when he witnesses bullying.

Natalia's account of what transpired the night before sparks an argument between Javi and Sofia. Pablo struggles with the news about María.