The Straw Hat team on their ship Sunny sailed the Grand Line in another adventure and Usopp saw in the distance a very, very large island that they had not yet been to and this island was a giant country divided into 4 Regions like Monstadt, Li Yue, Inazuma and Sumeru. When they sailed to the island, they saw two girls in the distance, one of them is small like a child with white hair and she flies in the air and this is Paimon, the companion of the traveler Lumine.