When All Is Lost, Follow Your Heart... (Book 1)
26 parts Complete Bellatrix had a husband that she loved desperately, they had three sons and a daughter. But that all changed when Albus Percival Wulfric Brian Dumbledore was inspired by Narcissa Malfoy neé Black's jealousy of her sisters, and took Bellatrix's children, husband and memories. Gellert Grindelwald, however, saw the truth and added a loophole, should any of the kids come into their inheritance early or at all (creature or otherwise) everyone will remember everything.