The Templeton brothers have become adults and drifted away from each other, but a new boss baby with a cutting-edge approach is about to bring them together again - and inspire a new family business.

When she can't support her illegitimate child, an abandoned young woman puts her up for adoption and pursues a career as a torch singer.

Mathias Pascal, only son of a once rich family, marries beautiful Romilde, who has a terrible mother-in-law. She controls her daughter, and soon his home life becomes a nightmare, as well as his job as assistant librarian in his home