This nanny is strictly off limits, but she's got a hankering to break some rules. A red-hot Callahan's Clan novel from the USA Today–bestselling author. Rancher Cade Callahan is desperate. As guardian to his brother's baby, he's completely clueless, and he needs a nanny quick! Hiring his best friend's very qualified sister seems like a no-brainer. But Erin Dorsey isn't the scrawny kid he remembers, and the ravishing redhead has him reeling. Cade has no use for marriage and likes to play the field. Erin is vulnerable because of a recent heartbreak, so Cade promised her brother to keep his hands off. But resisting the allure of his stunning nanny is easier said than done . . .