When Jean-Pierre Dupont receives a gift that uncovers a link to his great-grandfather's role in the French Resistance, he embarks on a journey into his family's hidden past. As he deciphers cryptic codes and unearths forgotten secrets, Jean-Pierre finds himself caught in a web of heroism, betrayal, and moral complexity that threatens his family's safety and unity. Amid sabotage, shadowy warnings, and the resurgence of a secretive group with ties to the war, the Dupont family must confront their legacy and its implications for their future. With his wife Ana's unwavering support, his mother Genevieve's wisdom, and his father Marcel's determination, Jean-Pierre balances the weight of history with the desire to protect his loved ones. Set against the breathtaking backdrop of the Swiss Alps and the rich traditions of the Dupont vineyard, Ancestral Lines is a gripping tale of resilience, courage, and the enduring bonds of family.