It has been over a year since the floating spheres appeared in the skies, ever since then, we continued on, the government didn't announce anything dangerous about the spheres, Lee Choon-Ho and Kim Won-Bin, 3rd year, class 2 platoon instructors, Sungjin High School 3rd year, Class 2 girls: Bo-Ra, Soon-Yi, So-yoon, So-Yeon, Yeon-joo, Yoo-Jung, Joon-hee, Ae-seol, Na-ra, Ha-na, In-Hye, yin-eon Boys: Chi-Yeol, Soo-chul, Il-ha, Tae-Man, woo-taek, Young-soo, deok-joong, Jang-Soo, hee-rak, young-hoon