The Doctor's physical weakness and emotional withdrawal throws the group dynamic into disarray.

The scene opens with Marco Polo’s internal narration revealing his frustration with the Doctor’s hostility and the caravan’s slow progress across the Gobi Desert. Ian raises concerns about water rationing, …

The caravan’s dwindling water supply forces a desperate gamble as Marco Polo reluctantly accepts Tegana’s offer to ride ahead to the oasis. The exchange reveals Polo’s distrust of Tegana—his hesitation …