she fell head over heals with josh murray and got engaged. >> will you marry me? >> reporter: was it love at first sight? >> i think so. i don't know if you're ever 100% sure, but i think i did. >> reporter: every yells cut, everyone goes away. you're standing there with your fiance. what's going through your mind? >> it felt like we were there and everyone else was strangers. the funny thing is i remember after they yelled cut they gave us our cell phones. i got his number. and i went i'm getting your phone number for the first time. things like that are kind of funny. >> they called it quits after a brief nine month engagement. overnight she found herself in a painfully public breakup. >> i know this is honestly, like, the biggest failure of my life so far. i understand that. >> reporter: how do you go from being madly in love in eight weeks to we give up within a matter of months? >> i don't think i'll ever know the answer to that. obviously i can look back and see little things here and there, but how do you go from madly in love to just completely done? >> re