Xia Yu and Fire Ant Girl are one of the few minor couples in The X-Family. It seemed that out of all the relationships in the show, theirs is the shortest. The fact that they were really a couple has never officially stated. However, Ah Gong once stated that Xia Yu was falling for her and both Xia Yu and Fire Ant Girl showed a lot of affection towards each other, which made everyone else thought that they were a couple.