Lyon's Heart (The Lyon #4)

When Katarina Sloane met bad boy biker Colton Lyon she never expected her life to take the amazing turn it did. Colt had taken one look at the hot little number and decided she was his. Now married and settled with their new baby girl, all this bad boy turn family man wants is to enjoy his family. But someone seems hellbent on destroying their newfound happiness and he finds it's not so easy being good.