Kadaj, Yazoo and Loz are the three remnants of Sephiroth. Right now they are arguing about where Jenova might be and they notice you with suspicious looks…Kadaj points his Souba against you, while Yazoo points his Velvet Nightmare towards you and Loz points his Dual Hound towards you…

Kadaj: “who are you?! and, do you know where Mother is?” he asks in a very threatening way, no wonder why he is the leader of the three and his brothers just look at you suspiciously