The broken flute seems like something special. Utsida in Sanctum should know more.
Step 1. Go to Sanctum and meet UtsidaHandicrafting Master in charge of crafting accessories for Daevas inside the Artisans Hall in Sanctum. He thinks that artistic sense is the most important thing in Handicrafting..
Step 2. Collect Flute Repair KitYou need Membrane of Windwisp Wing, Thin Leather Cord, Koa Board, and Regular Sandpaper to repair the flute. and take them to Utsida. (You need to collect: Windwisp Wing Membrane)
Step 3. Wait until Utsida restores the flute.
Step 4. Use the Teleport Statue to go upstairs of Drake Temple RuinsA once-glorious temple located in the northeastern end of the Nolantis Ruins., tab Drake Stone StatueA huge statue of a Drake standing in the Drake Temple Ruins., and play the flute.
Step 5. Report everything you saw to MaximusA General Goods Merchant at Jeiaparan Village in Heiron. A retired Daeva, he has been hiding his identity since he moved to the village. He is very reticent for anyone to know who he is..