Missing Funds Again

Good morning , i'm not happy at all lately and i think there is someone inside the bank who has leaked my banking details my money is just disappearing for the past one month now . i had R207 from Monday and today i have just checked my balance is R118 , i tried to track it but there is no transition on the my app history , i don't even know where that money went to may you please investigate this or we can just open a case of *****. i really need my money back this now there 3rd time. my id number is ***. Please to something about , i really need to know what is going on with my account before i open a case of theft and *****. Thank You