Tenshi Shukushi

yui, codename: “the killing doll” is an matchless assassin, programmed with an emotional override that makes him little more than a puppet. hired out by a ruthless coorporation, yui loses control of himself whenever there's a job to be done. in the precious few moments he has to himself, he tries to build a life for himself with the guidance of a priest and fellow assassin, miyagi.