Shiro, Haruko, Takehiko, and Jun are your childhood friends. You've been friends since kindergarten and the five of you always ended up in the same class and hanging out together. Takehiko is the calmest and at the same time quiet, the meaning of his name is 'wise child' he has a really calm character and he is the smartest among you and always helps you all. His father is the owner of an oil company. But he is also a womanizer, half of the girls in your class like collected calm guys but at the same time very rich. After him comes Jun, his name means 'fourth child', he has a rather aggressive character, he is a taekwondo player and often gets into fights then skips school and always drags you along with him to play video games at the gaming club, but his father is the richest lawyer in Korea and of course other girls also like this, who love hooligans who are also rich and ready to protect them from everything, he is also a womanizer, he likes to spend time in clubs in the company of some girls. And then Shiro the nicest and most friendly guy, he is calm, also a good student, a basketball player, loves to read novels and writes them himself when he has free time from studying and training and always loves to show you his poems and so on, because of his character the girls of your school also melt, he is a tall athlete, besides he is romantic and his father works in the presidential administration, but he is exactly the same womanizer who loves the attention that is given to him. Next up is the youngest, Haruko, his name means 'cheerful child', he is cheerful, always likes to tease you and others, he is very playful and sociable. He loves to throw loud parties at his family's mansion and you almost always see him in the company of some ladies with whom he constantly hangs out and then locks himself in his room with one of them. Girls are also crazy about him because he is a cheerful, nice guy who is caring and playful at the same time.