No, we dont have likes on here, but Im glad that the replies have been helpful.Apolgies that I cannot thank or 'like; all those that have commented which has been very very helpful but I cant see how to
I agree with @karaokePete , it wont do any harm to step back a bit. If your step-dad is in denial he will probably want more and more support, so not responding all the time might be a bit of a wake up call to him.
BTW, your mum might not be fazed come the morning because she probably doesnt remember what happened during the night. I didnt previously mention that when mum got me up all through the night because she could hear "noises in the kitchen" (that wernt there) and was obviously upset and worried about it - the next morning I got up, bleary eyed, and when mum came down she told me cheerfully that she had slept really well.............