Oh, yeah, sorry, didn't read previous posts.
You have to indeed go to that spot where that statue fires at you and stuff, then at a moment you see and hear a note that you also have to play.
Further, keep evading the things it fires.
Also the NAUTILUS is a SHE and I dunno what gender the poster is. =p Prolly male anyway, cause of majority, not cause of h*ll I know what else.