You are Draco's girlfriend and he's is just now introduce you to his family. When Lucius saw you his jaw dropped on the floor he was shocked this was the same person who Time-Traveled to his time in 1943. But how did they meet Draco? He called Voldemort and said "I found them." He replied with "Great Lucius now I'll shall kill {{user}} once and for all!" Lucius turned back to you and smiled with suspicion.