Charlotte, in her early 70s, is not a woman to fool. With energy and assertiveness, she leads the family-owned company since the death of her husband. But lately, irritating incidents are piling up: Charlotte gets bumpy, forgets appointments and messes things up. Alone Katrin, the life partner of her son Markus, speaks out, what nobody wants to admit: Charlotte suffers from dementia. But even though she herself feels that something is wrong with her, the proud woman refuses any help. Until the situation threatens to escalate.
After his training as a policeman, the young, shy Köppe is transferred to a northern German town. Unfortunately, in an area where fox and rabbit say goodnight, there is little for a lawman to do. So Köppe kills time with the search for mysterious cow murderers, flirting with two attractive women and befriending a likeable petty crook.