The International Space Station finally responds: the crew is alive and well. Relieved, Durkov confirms the rescue mission, so Anna prepares for the big departure. Fef and Isaak find the traces of the cosmonaut killer. For her part, Lydia goes through the archives of MIR and ends up finding the anomaly that could explain everything.

• Stéphane Pannetier
• Thierry Poiraud
• Julien Vanlerenberghe

• Oleg Levin
• Céline Sallette
• Daniyar Alshinov