Hi dear, Sorry to know about this. Currently there is no method available which will erase your memory. I'm sure this must be very difficult for you. I know this is Easy to say, difficult to do but time is best solution. Dont force yourself to forget about it. Take your time to heal. Remember We are human. no one is perfect.
Next Steps
Do continue your visit with counsellor.
Health Tips
If possible take help from friends or siblings. Try to spend time with them.