On his twenty-eighth birthday, finance whiz Cheng Ye receives a mysterious text: “Your remaining lifespan: 30 days.” Forced to join the “Time Exchange,” he discovers that human lifespans can be traded just like stocks. With his financial acumen, Cheng Ye thrives on the time black market, but gets caught up in an international conspiracy after saving Su Yuqing, a girl with a terminal illness. When the two uncover a shocking secret behind the exchange, one that could rewrite human history, Cheng Ye, who has a million hours of life to his name, must choose between the temptation of wealth and immortality and destroying the System. Su Yuqing’s remaining time is being auctioned live on the exchange’s giant screen...