Yeah, She's the biggest speedbump in the game. You're good for a big chunk of the game now.
I turned it on the other day for a quick blast, I've forgotten everything I learned. It went south quickly, this was just your standard enemies on Way of the Nioh in a mission with a npc ally. I never managed to stick with any of the Dark Souls games all the way through so I'm sure you'll click with it soon.
ommoyo is the key to having an easy time of it.