Procedure to withdraw complaint filed for theft of atm card.

hi somebody took my atm and withdraw 1300 dirhams. i filed a complaint and when i saw a video my room mate girlfriend is taking out cash from atm . i wanted to withdraw my case as i m getting married and i wil be going to paksitan next month. i never been in court i dont know what she wil tel in court and i do not have any relationship with her, i want to know what will happen if i withdraw my case .if she can filled a case against me or wil i get more fine that y i am withdrawing now. she told police that i gave her card to withdraw money as i purpose her for marriage and she refused now i m doing it as reveng. i cannot follow up my case. please advice what i can do best. as she does not have mobile she used my mobile to chat her boyfriend. i m scared she can misuse those chat