Spectrobes Beyond The Portals Disc Code What Spire On Nessa Is The Tau Cube At In Spectrobes Beyond The Portals?

What spire on nessa is the tau cube at in spectrobes beyond the portals? - spectrobes beyond the portals disc code

I saw where the bucket, and continues: after unlocking u nessa Zone 2 and O-East and Surch go under the needle. idk wat the needle and ask the help is