Her heart was a fortress ....The Calhouns had given sister-in-law Megan O'Riley and her young son a new life. All she wanted now was to put her shameful past behind her--so she buried her passions beneath businesslike efficiency and buttoned-up reserve and vowed never, ever, to let her heart lead her astray again.Rugged family friend Nathaniel Fury set his course for Megan the day they first met--and all her resistance could not divert him. But how on earth was he to get past her formidable defenses and teach her to love again?The Calhoun Saga: Meet the newest resident at the Towers, the Calhouns' sister-in-law, Megan O'Riley.