Granblue Fantasy: The Animation S01 E11 Lyria's Wish

Gran and company visit the Lumacie Isles in order to wake up the comatose Lyria. Rosetta leads them to a giant tree nestled deep in a forest. She summons Yggdrasil, the primal beast that protects Lumacie, and explains that with her help Gran can enter Lyria's consciousness.