The space shattered like glass, splitting into two ferocious cracks, and the choice fell down!
On the one hand, he can return to the original world, return to the eve of the host's death, and turn things around.
On the other side, they have to stay in the embattled purgatory, digging out their hearts to atone for the sin of killing the 'king' and quell the unspeakable terror.
...
"I thought we would see each other again soon, so I didn't say goodbye properly!"
Thirteen held the 'King's head and grinned bitterly. The next second, his face darkened and he suddenly shouted: "The soldiers are coming... They are coming!"