You're wholly and completely wrong with porn and lying.

You're using this as a cover for your desire to be intrusive, controlling, and demanding.

His expenses are ludicrous - I've never spent a dime on porn in my life - but his desire for porn is more than justified, because you surely don't satisfy him sexually.

Game up, naive girl - keeping him satisfied is not just an option, it's your job. You don't get to both not have sex with him and then whine about him looking at porn.