A suspension, a promotion and a change in leadership shake up the crew's dynamic. The new lieutenant makes a fatal mistake on her first day.

Tom joins the fire brigade, immediately drawing suspicion from Nina. Despite their differences, Orlando and Dominique must learn to work together.

After the explosion, Gio blames himself for the incident with the fire hydrant. Dominique encourages Orlando to take the adjunct exam.

Patrick investigates the faulty fire hydrants and enlists help from his old team. Tom and Nina try to reconcile their differences.

Tom must decide whether to help his friends or leave his old life behind. Dominique opens up about her past to save Marieke's classmate.

Patrick tells Gilbert about the investigation but doesn't get the support he needs. A car accident forces Tom to make a difficult decision.

The firefighters lead the search for a missing woman. A momentary lapse of judgment hurts Orlando's chances of getting a promotion.

After relapsing, Tom shows up to work, endangering his crew and causing an accident. Vincent confesses he leaked information to the press.

On his first day on the job, Vincent faces opposition from Gio and a secret assignment. Nina discovers the truth about Tom.

The team members make peace with their loss. Boris takes his exam; Tom tells Jitske the truth. Patrick and Dominique confront Gilbert.