The duties of a manager or managing member of a limited-liability company to the limited-liability company, to any series of the limited-liability company, to any member or to another person that is a party to or otherwise bound by the operating agreement are only:
1. The implied contractual covenant of good faith and fair dealing; and
2. Such other duties, including, without limitation, fiduciary duties, if any, as are expressly prescribed by the articles of organization or the operating agreement.