From amazon.com:
Read the e-novella from the #1 New York Times bestselling Recokners series: Steelheart, Firefight, and Calamity!
Brandon Sanderson, the #1 New York Times bestselling author of Words of Radiance, coauthor of Robert Jordan’s The Wheel of Time series, and creator of the internationally bestselling Mistborn trilogy, presents Mitosis, a short story set in the action-packed world of Steelheart, Firefight, and Calamity: the Reckoners series, exclusively available in the digital format. Epics still plague Newcago, but David and the Reckoners have vowed to fight back.
Praise for the Reckoners Series:
#1 New York Times Bestselling Series
“Another win for Sanderson . . . he’s simply a brilliant writer. Period.” —Patrick Rothfuss, author of the New York Times and USA Today bestseller The Name of the Wind
“Action-packed.” —EW.com
“Compelling. . . . Sanderson uses plot twists that he teases enough for readers to pick up on to distract from the more dramatic reveals he has in store.” —The A.V. Club