(D.Gray-man, Hoshino X Allen) Black Dog

A D.Gray-man fanfiction pairing Kanda and Allen.

In an imaginary school, beneath the surface of everyday life, the necessary players gather without realizing it. Allen stumbles upon a play that has been unfolding for a thousand years. What kind of conflict will Allen and the others be drawn into, among laughing clowns and savage beasts? And where will the bond between him and Kanda lead?