Employer planning to blame me to get money

hi ,

my employer cut off all contacts wen rfe's came since aug 19th 2013 .suddenly hez asking me to submit client letter which i have already submitted on april 4th 2013  for rfe.



when i ask about y there was no communication all these months hez simply ignoring it and today he scolded me in phone 



hez not ready to give rfe expiration date details atleast ? 



i don trust him what should i do ?



 



i don want to work with him .after his behaviour ?



 



can i get rid of him ??????



 



please suggest