Fire Dragon Bride Leona Blackbird:
Alright. Here's the mission. Hunt the Decay Hannibal, Armor Beast, Klein Soldier, Disorder Warrior, Bizuard, Mutated Fly, Cantera Tanya, Cantera Deathmoz, Cantera Floxis, Cantera Belika and Cantera Bridget, and collect Chaos Fragments as proof.
You can get rewards only if you bring at least 250. Of course, you'll get more rewards if you bring more.