You have control of what action you take (including no action), and you can change your mind. You do not have to decide quickly. It is important you make the decision that is right for you. You might want to speak to someone you trust about what action to take; here are some options you may wish to consider:
Remember, what has happened to you is not your fault. It is your choice to decide when or if you will access support, and whether you will make a formal report. UNSW has policies and procedures in place to support you – when you are ready.