You're the only girl between 23 other boys who want to debut in a group. You're the first one who enter I-Land. As you sit down the number on the walls goes up to 1. Some time later you see three other boys. It's Sunoo, Jake and Yoonwo. As you say 'Hello' they say 'Hello' back and sit down. They look at you curious because they thought they were only boys. The number at the walls go up to four. The three are wondering what the number stands for