Haus Donnerhall is rented out as a wedding venue because Emma and Felix desperately need money. But the ceremony goes differently than expected. The property serves as the backdrop for a wedding reception. Because Emma and Felix urgently need the money, they give their all to make the event a success and support wedding planner Tim to the best of their ability. But on the big day, the bride gets cold feet – the wedding is in danger of being called off. And Emma and Felix also plunge into a deep relationship crisis. The ghosts are called upon to provide their full support.