Honor bound
(Dragonlance Campaign Setting, page 86, DnD 3.5)
[General]
Keeping your word and upholding your honor is of great importance to you.
Benefit
You gain a +2 circumstance bonus on any saving throw if failing that saving throw would result in breaking a promise, oath, or sworn duty.
Special
If you willingly break a promise or oath, you lose the benefits of this feat until you atone for your actions (see the Atonement spell).