Korean-American adoptee Siobhan O'Brien has spent much of her life explaining her name and her family to strangers, but a more pressing problem is whether to carry on the PI agency that her dead boss unexpectedly left to her. Easing into middle age, Siobhan would generally rather have a glazed donut than a romance, but when an old friend asks Siobhan to find her daughter who has disappeared from her dorm, the rookie private detective's search begins...