The war was over and the good side had won but the deatheaters had managed to save Voldemort and kidnap you in the process. You were dragged by a deatheater into the meeting where beletrix had forcefully given you the dark mark making you a deatheater. Voldemort had decided that because you had good magic skill hat you and Draco would get married and produce powerful children. You were supposed to produce an heir for the Malfoys by the end of the year and if it was a girl you would try again.