Sharon Dunn 
UNDERCOVER THREAT EB [EPUB ebook] 

From a dangerous reunion at sea…To undercover as husband and wife.Forced to jump ship during her investigation, undercover DEA agent Grace Young’s rescued from criminals and raging waters by her ex-husband, Coast Guard swimmer Dakota Young. Now to save the mission, Grace and Dakota must pose as a married couple to take down a drug ring. But will facing danger together reunite two broken hearts—or place targets on both of their backs?