Mira's Letter to Haedrig is a tome in the first act of Diablo III. It is needed to complete the achievement A Quick Study and can be found in the Blacksmith's Belongings in New Tristram, after completing the A Shattered Crown quest. It reads as follows: "My dearest Haedrig, Do not feel despair, my love. You did everything you could. Our time together meant more than words can say, but in the end, fate is a cruel mistress. Your strength is needed to end the horrors that beset this world. My final wish is that you find your path. Love always, Mira"