Sierra's carefully constructed wall was shaken when she shared a kiss with a long-time friend named Brad. After two dates and a misunderstanding, she'd staunchly avoided him. When a robbery attempt brings him back into her life, she can't deny her feelings any longer. When he personally apologizes to all parties involved and presents an offer she can't refuse, she gives him the benefit of the doubt. Warning him of her vast rule book, she isn't prepared when they click beyond anything she'd ever dreamed. After hinting at possible seduction, she tries to turn the tables but is overwhelmed when her walls start to crumble.