A divorce lawyer and a couples therapist, both completely different, must, as witnesses, save their best friends' wedding at all costs.

On September 15, 2008, the financial world faces its worst crisis since the end of the Second World War. Lehman Brothers, one of the world's largest investment banks, goes bankrupt. Savings banks and their customers in Germany are particularly hard hit. Landlords Claudia and Torsten Büttner also lose all their savings as a result of the crash and are unscrupulously cheated by their bank advisors. They include savings bank employee Arno Breuer, who reluctantly sells Lehman certificates, and young online banker Nele Fromm, who is driven by ambition and potential bonuses.

Things could truly be better for regionally successful entrepreneur Manfred Brenner in the mid-1980s. For Brenner, however, there is no reason to worry, because he is firmly counting on a breakthrough with his newly founded company FlowTex. With innovative horizontal drilling systems, he wants to revolutionize underground pipeline construction. But at first the big success remains elusive. He finally succeeds by relying on drilling systems and orders that don't even exist, piling up loan upon loan and leasing contract upon leasing contract. He uses charm and persuasion, and for a long time no one notices that Brenner is building a fraudulent consortium of companies with just a few helpers and a lot of falsified documents.

A young man struggles with the pressure of caring for his terminally ill father while trying to unlock a secret that his father seems determined to keep from him. The story takes another dramatic turn when Ron, Burghardt’s long-lost friend from his youth, re-appears — and a well-kept family secret is uncovered.