After many years abroad, lawyer Thomas Borchert makes a surprise return to his hometown of Zurich. He wants to gain some distance in a trailer on his family's once stately estate, and escape the clutches of the German authorities. His former employer, the FonSonic Group, has fired him without notice due to a bribery scandal in South America. Two of Borchert's colleagues were also involved in the company's dirty dealings. But since one committed suicide and the other went into hiding, Borchert is to be branded the sole scapegoat. Although he is prepared to take responsibility for his misdeeds, he also tries to put a stop to FonSonic's activities. To do so, he wants to find evidence at a Swiss bank. But soon Borchert finds himself in new trouble.

Anton Schneider says goodbye to his wife Luise in tears and dies. Schneider was seriously ill with multiple sclerosis and was diagnosed by neurologist Dr. Hoffer medically treated. Luise Schneider reports the doctor and accuses him of incorrect treatment of her husband, which ultimately led to his death. The mandate against Dr. Hoffer takes over Dominique Kuster, who entrusts her employee Thomas Borchert with the investigation.

Hannah, una alegre y enérgica maestra, desea salvar su relación con su novio Simon. Para ello crea una agenda llena de actividades para el próximo año con el fin de reavivar su relación, pero accidentalmente se deja la agenda olvidada en el banco de un parque. Jonathan, un solitario y adinerado heredero de una editorial, la encuentra y, con creciente curiosidad, se propone encontrar al autor. Milagrosamente, sus caminos se cruzan a partir de entonces, sin ser conscientes inicialmente de su conexión a través de la agenda.