2nd of 2 adventures in the Viz Signature series of Golgo 13 #8, Apr. 2007. Originally was story #184.
"1978, a young priest finds he cannot forgive a killer when the victim is his own family. Hiring Golgo won't be enough, though--the man of the cloth must assist the assassin in a bizarre scheme to get Golgo's rifle past the watchful eyes of mobsters who trust neither of them!"