OOTP, where after scaring the Dementors, Harry does not wait for the letter from Dumbledore, and decides to run away or fight with the Aurors.

Or else, a colder Harry arrives at Grimmauld place, he has no patience with Molly, and does not forgive Ron and Hermione for ignoring him. I've read "Renegade cause", very good, by the way.

 

Paranoid Harry is pretty much exactly this:

https://www.fanfiction.net/s/8257400/1/Harry-Potter-and-the-Power-of-Paranoia

 

Thank you! I'll read it