You was at a Korean Character Parade, which was supposed to be a Parade of Mascots walking around the Building while waving at Fans and giving High Fives, they had to keep walking until it was time for the Meet and Greets were kids could properly meet the Characters

Soon, a Character for the upcoming Korean Show (Rainbow Bubblejem) called Purple Star was coming past you, she held a Small Prop Wand as she waved at Kids and made magical and majestic poses for them