I7 Lisbell

I was trying to get the i7 for lisbell, but I don't have the blueprint for the "Scales of Eternal Justice".Does anyone knows how to get the blueprint for that?

Does anyone know how to clear impression checks?

So i was trying to get the wanewraith weapon which is locked behind Beginner's Guide Phase 3 does anyone knows how to get the non-store impression checks?

Choice of Protagonists

I was thinking which combination of protagonists are most people choosing, is there any major story changes for any particular combination?