"Being chosen as a member of the first expedition team, perhaps it's a kind of luck," another team member whispered, "The further back we go, the survival probability upon boarding becomes smaller... at least we won't suffer the fate of 'dying before the expedition even starts'. "
The issue of insufficient balance on the metro card only exists on the way from Chunming City to Egypt, but not on the return trip—each traffic card in the Chunming metro held by expedition team members has already been prepaid with a hundred thousand dollars. Even if they were to ride the metro every day for fun, it would take years before the money runs out.
