Im in love but hes a muslim??? any advice?

He's Egyptian Muslim, im Christian, he wants to get married this week at a mosque. But he said he doesn't want my parents knowing nor his till time is right, im not a virgin and he is and hes still willing to marry me not legally yet till time is right, he said hes giving me large amount of money or something that costs a lot if I become his wife and he wants to get me my own place. But im wondering y hes keeping it a secret for now os it cuz im not a virgin ??