Eighteen-year-old Ye Lin, trapped in a desperate situation, unexpectedly enters a survival exam from which there is no escape. Along with a group of unfamiliar teammates, he is sent to an out-of-control Venus base. Unknown creatures, mysterious murals, and twelve dormant pods weave ancient legends together with the history of human space exploration, forming a shocking mystery. Using calm reasoning, Ye Lin searches for the only way out, only to discover that the hardest thing to judge is not the traps, but which of his fellow participants can still be trusted. After returning successfully, he soon finds that an even more difficult exam has quietly begun.