Is Komarov the 'unicorn' Earth-bound billionaire Goldstein hunts? Gramat tries a desperate gambit to regain the initiative on Mars.

Jeanne, Simon and Gemma enter the sculpted mountain and discover underground tunnels and artefacts from a long-gone civilisation. On Ulysses, crew members are being threatened by Doisneau and Wayne, but Irene - the ship IA - unexpectedly wakes up.