Putting ethics behind bars

It is without a doubt that a lawyer possesses a duty of confidentiality towards their clients, however, there should certainly be limitations to those duties when they produce an ethical dilemma. More specifically, if a severe crime is committed during a murder trial by a client such as perjury, a lawyer will fulfill their loyalty to their client, but at what cost? Leaving the defendant with no charges while the victims receive no justice? Regarding the principles of utilitarianism, confidential information held by the lawyer in which induces harmful consequences is destructive, therefore…