He is not just an ordinary guy. She chose him but he chose another girl. She become mad because he promised her in their toddler days. She wants him. He will be hers. That is the end. If she cant have him, nobody will too.
She had sacrifice everything for him but knowing that he is in love with someone else. she become bitch to him and never tried to look at him and always whine for something which lead to the break up. she is lonely now and is with her Broken Heart and with his memories.
now after 6 months she got the opportunity to get close to him but the problem is that he is getting married to someone else.