Wine Tasting follows the lives of four men who are professional wine tasters. They sacrifice considerable sums of money and time in order to pass the sommelier exam. Their relationship is tested when one out of the four guys doesn't pass - leading to a series of scandalous repercussions.

Marine Grace Thompson joins the LAPD following the footsteps of her brother Michael. But when Michael is murdered, Grace must piece together the puzzle by following leads of corruption and cover-ups that run deeper than she ever imagined.