The Detective's Dilemma

In two thousand 16 case file covered the disappearance of 22 year old shano callahan. Her life is my all i could do was plead with him for her life. When a killer confesses, do you listen? The fact of his guilt was unequivocal. But what if one interpretation of the law says you shouldn't accept the confession? All that conversation, those vital confessions, disappeared. Of no value. What happens to the corp who believes he's making the right choice?