Welcome to the forum longgone ,just take a deep breath and think things through calmly your in no hurry to do anything ,just take things nice and easy and dont get stressed about it.
Time is on your side ,Armageddon aint coming anytime soon.
So whatever you do dont panic about it.
Think about your situation as if YOU are participating in theocratic warfare , dont feel guilty about your supposedly being deceptive , you do not want to harm your relationship with your father , so dont .
Learn how to play the game , JW , the GB, the FDS , have been playing this game for over a century.using new light as an example for excusing their false predictions ,prophecys , and expectations that was to happen.
Your dealing with a corrupt decietful lying organisation , why should you feel guilty stretching the truth a little bit to protect your relationship with your dad and anybody else you care for.
Just my 2 cents worth , I`m sure others here can be more helpful
Take care.