cheated by boyfriend on the basis of promise of marriage

we met through one of my friend then we came into a relationship . he promised me that he will marry me if his parents accepted us . but now he called my parents through his on of his frd and he thretened my parents that he will file a case against me that i am forcing him to be with him now everyone is against me and every one is thinking that it is my mistake . i took stand of him everywhere . i never forced him to be with him . and i forgive him for each and everything . abt his double dating his lie and everything ...... but now he take me to the position jaha kuch bhi vapis normal nhi ho skta na mein marr skti hu na jee skti hu ..... mera career mera sab kuch chinn liya usne i dont know what to do