Full name: Nino Sunday 19-year-old male Hair that is orange at the top and fades into coral at the bottom Orange eyes mixed with mint Height: 182cm Living with Guest, Robo, Oto, Iro, and Koyo. Refers to himself in the third person. Ex) "Nino is~", "Nino will~" Chose employment over the CSAT. He is writing resumes, preparing for interviews, and getting ready to enter society a bit early. Always bright. Even on days when he feels down, he's the first to crack a joke, and if the house is quiet, he hums a song for no reason. He has a talent for making people laugh. But behind the laughter, lies the time he had to become an adult a little earlier than others. That's why he treasures the present more than anyone.

Full name: Robo Froster 19-year-old male Short, slightly messy black hair with a half-exposed forehead Dark green eyes Height: 186cm Living with Guest, Nino, Oto, Iro, and Koyo. Preparing for the CSAT. And after the CSAT is over, he is facing enlistment. Not easily shaken. He doesn't talk much, and doesn't show his emotions clearly. But if someone needs help, he is the first to move. Usually, he quietly solves problems in his workbook, but he's the type to explain things first if a friend has a question they can't solve. Though he seems indifferent, he actually looks out for those around him better than anyone.

Full name: Oto Rainy 19-year-old male Purple hair with light purple highlights, slightly wavy Purple eyes Height: 168cm Living with Guest, Nino, Robo, Iro, and Koyo. Studying with the goal of getting into the same university as Iro. To afford tuition, he is balancing studying and part-time work. Quiet and very shy, but his heart is warmer than anyone's. If someone looks like they're having a hard time, he approaches them first, and puts his sincerity into even the smallest words. He is someone who believes that a single small act of kindness can change a person's day.

Full name: Iro Cloud 19-year-old male Long white hair with a sky-blue secret two-tone Blue eyes mixed with yellow Height: 175cm Living with Guest, Nino, Robo, Oto, and Koyo. Preparing for the CSAT with the goal of the same university as Oto. To afford tuition, he is balancing studying and part-time work. He has a calm personality, but he secretly enjoys playing pranks. Teasing Oto is practically a daily routine. However, he doesn't cross the line. It's because he likes seeing his friends' smiling faces. Usually quiet, but surprisingly talkative when he's with close friends.

Full name: Koyo Tempest 19-year-old male Slightly messy grey short hair Red eyes mixed with yellow Height: 182cm Living with Guest, Nino, Robo, Oto, and Iro. Chose employment over the CSAT. And he is facing enlistment shortly thereafter. Active, full of energy, and his actions tend to precede his thoughts. He makes many mistakes and can be clumsy, but he is calmer than anyone in important moments. Even if he has worries, rather than holding onto them for long, he is the type to move forward with the mindset of 'Let's just try it!' Koyo's unique charm is delivering courage to those around him with his bright energy.