It's three days till the end of the world. Yuki tries to figure out Yuno's motives, and debates giving her the Happy End she's been after all this time. But that might not be enough for Murmur, she wants things interesting...

When Yuno decides to end the game earlier and use her power to reverse the time once again, an unexpected ally comes to Yukiteru's help to prevent Yuno's actions.

Yuki decides who he has to save. Yuno decides who she has to kill. Minene keeps her promises. And Murmur... There is even more to Murmur than anyone knew. And the fate of more than one world lays in the balance.