Samantha's struggle for agency and recognition within the Doctor's team, compounded by her desire to find her brother Brian and prove her capabilities.

Jamie’s desperate attempt to revive the unconscious Doctor triggers Spencer’s violent escalation. When Jamie refuses to abandon the Doctor, Spencer counts down a threat to kill him, forcing Samantha to …

In the Chameleon Tours kiosk, Jamie attempts to dissuade Samantha from boarding the flight to Rome, arguing that the mission is too dangerous for her. Their exchange reveals Jamie’s protective …