Dared By a Rogue by Alyssa Clarke

Lady Jenna Hawkins once had her heart shattered by Cillian, Viscount Sallis, leaving her unable to trust or love again. Her determination to keep him at a distance wavers when fate thrusts him back into her life. A harrowing encounter drives her into his arms, reigniting a fire she thought long extinguished.
Cillian stirs a burning passion in Jenna that defies reason, drawing her irresistibly into the dangerous allure of their rekindled desire. As each heated moment with him deepens her yearning, Jenna is torn between surrendering to the wild intensity of their affair and fiercely protecting the heart she vowed he would never touch again.