Optimizing this Ahri build for Twisted Treeline

Having lots of fun learning ahri and practicing on TT. Would like any advice on how to adapt this build to different situations and improve it.

I start with 2 rings 1 health pot sorc boots and get get haunting guise asap rylai's either finish liandry's or woogs or an abyssal scep then maybe a void staff?

Any thoughts?