Hall of Madness - generator & outer world boost

[blu3]

is the room on the top right hand side can be opened? there is a guy that's keep saying no one wants to see the generator etc.. i think that is the only room i haven't figured out how to open yet
and how to keep the outer world boost? there is a guy mentioned there is a way but he doesn't remember

[Indinera]

The generator - you'll get there when the storyline moves forward.