Here is a brief synopsis of Young Hannibal, a.k.a. Behind the Mask, a.k.a. Hannibal 4, a.k.a. The Lecter Variation: The Story of Young Hannibal Lecter:
Based on Thomas Harris’ upcoming book of the same name, this prequel shows a young Hannibal Lechter in three different phases of his life from childhood in Lithuania to his ten years in France up to his time in America before his capture by FBI agent Will Graham in Red Dragon.