Online ***** case ***

I had a problem my whole salary of December disappeared on my account, I went to the bank to check what is happening they told me there was n online shopping which I didn't know off, the lady who assisted me at Mandeni branch was rude and She told me where there my money comes back or not Capitec will charge me R80. 00 times 4, how will I know I be charge for something I did not do? I want my money to be refunded as is because I am not the one who have created or made the security of the bank to be not security tight or client information to be easily excesses by ********** people, the, case number that was issued by the bank is ***,so please I need my money as soon as possible, my alternative number to be contacted on is ***