The Night Horseman by Max Brand

He disappeared, instantly, in that shivering curtain of greyness. Mac Strann sat by the ruined house alone.

Now, in a time of danger a child will give courage to the strong man. There is a wonderful communion between any two in time of crisis; and when Haw-Haw Langley disappeared through the rain it was to Mac Strann as it was to Patroclus when Apollo struck the base of his neck and his armour of proof fell from him. Not only was there a singular sense of nakedness, but it seemed to him also that the roaring of the rain became a hostile voice of threatening at the same instant.