Daijiang's continued pursuit of Grace has made it clear that she and Nate are crucial to his plan. But as her Hùnxuè powers grow stronger, Grace can't help but feel it's unfair she might be missing out on a normal school life. Other kids get to relax, watch movies with friends, and go on dates, while Grace is risking her life to save the world. Something has felt off about her connection with Nate lately, and she keeps dreaming of her father and his ominous insistence that she must wake the dragon kings.

When a trip to rendezvous with an old ally goes awry, Grace and her friends find themselves stranded in Tokyo with only one day to wake the Southern Dragon King. But with the race against the clock exacerbating tensions on the team, can Grace get back in sync with Nate and her friends before it's too late?