Colton's Vow by Charlene Parris

Going undercover at a wedding…may place her heart in danger.

Dani Colton is visiting her family’s exclusive Arizona resort to attend her sister’s wedding. But when her siblings persuade her to use the occasion to get close to guest Matthew Bennett, she’s conflicted. Matthew’s aunt, their stepmother, may be responsible for a series of dangerous ‘accidents’ at Mariposa. Dani must find out whether Matthew is colluding with his relative. But the powerful attraction smouldering between them is a huge obstacle. What if he’s guilty? And if not, how will Matthew react when he finds out she’s been deceiving him?