This is a guide for Chapter 7 of Xenoblade Chronicles 3, explaining how to reach Origin, where the final battle lies.
Return to Sentridge Harbor
After completing Noah’s Side Story, you’ll have obtained all 6 pieces of Origin Ore that Samon requested from you. When you’re ready, return to Samon at Dock No. 3, by fast-traveling to Sentridge Harbor Control, for instance.
There will be a brief interlude, then Samon will give you the good news. The Bravery is now fully complete–and ready to break through the vortex surrounding Origin. This will also end the “The Ultimate Vessel” quest.
Sail near Farview Cape
To begin the infiltration of Origin, sail for the waters a short distance north of Farview Cape. You could also fast-travel to Doublecrag Gate, then sail west. When you get close to the edge of the sea, you’ll be asked if you want to sail for Origin. Agree. Then enjoy the show…