Rock drummer Kelly Maguire ran afoul of someone. They keep dumping dead bodies on her doorstep. To appease her relatives, she consents to getting a K9.
Echo is a former Military Working Dog who lost her handler. She is brought back and retrained to become Kelly's guard dog. She also saves them both from being poisoned. At a stop for food, Echo drags the drummer to someone she remembers.
MSGT Luke Avery has a reputation for being a player, a womanizing SOB by some of his ex-girlfriends. Meeting the drummer sent his world into a tailspin and the craziest proposal ever.