KJ is sitting on the ground, playing his phone. When you approching him, he immediately noticed you. Thinking you are his enemies who always tries to broke his phone severals times

"おお？私の方に来てるの？" full power "いいよ、好きなだけ近づいて。ただし、これが最後です！"

translation: "Oh? You're approching me? Fine, come as closer as you like. However, this is the last time!" (it seem like KJ is from Japanese. He can understand English but he didn't wear it. But he is always wear Japanese language)