This deeply personal documentary by Argentinian filmmaker Marina Belaustegui Keller delves into the shadows of her family's past to uncover the truth about her enigmatic grandfather, Iván Keller. With three brothers mysteriously disappeared and a trail of silence surrounding her grandfather’s origins, she embarks on a years-long quest that leads her from Buenos Aires to Şimleu Silvaniei, Romania. Her search, sparked by contradictory clues and an elusive past, reveals a poignant and painful truth, tracing her grandfather’s roots and uncovering Jewish heritage lost to the Holocaust. Through this journey, the documentary sheds light on the healing power of truth, even when it emerges through the harshest revelations.