feel so stupid

guy I'm seeing told me about half hr ago that he likes me a lot but needs to sleep with a brunette & bigger girl before we become more if a item. ww already have sex I have spina bifida other problems to does this mean the times we slept together he is thinking about some of women I'm so angry I met him on dating website if I wasn't his type why didn't he say so then I wouldn't fall in love with him any advice would be very grateful please