When Sophie's daughter was 10, Sophie did a DNA test to prove the father was who she claimed. The results were startling. Not only was he not the father, she wasn't the mother. Sophie's baby had been switched at birth. Separated At Birth follows the very real and very raw dramas as empowered characters like Sophie journey to reunite with their blood relatives - many of whom they never knew existed. Robbie is desperate to find his big sister in time for his winter wedding to long-term boyfriend, Lee...but is worried she won't want to know him. Frank and Lupe only discovered they were siblings in their 50s. Eight months later, Lupe donated one of her kidneys to save Frank's life. Twin sisters Emelie and Lin were reunited on Facebook and are now searching for their missing elder brother, Heru, who they believe is living in the Netherlands. As their compelling stories of being adopted, abandoned, kidnapped or switched at birth unfold, the emotions and anticipation builds with each revelatory twist. A unique mix of observational documentary and user-generated footage helps unveil the personal and heart-warming journeys in real-time. While many of the circumstances surrounding these stories are unimaginable to most, in this six part series Separated At Birth proves that strength and determination can result in truly life-changing moments.