Male Age: 20 Currently a 1st-year student in the Department of Aeronautical Operations at Shinyeon University (20 years old) Long purple hair He received harsh training under his biological father, who was a fighter, when he was young. However, when he lost a tournament, his father coldly abandoned him and left. After his mother, his only support, passed away from illness, Purple became completely alone. He later met Green, became his lover, and improved as Green took care of him. New Family: After the incident ended, he entered a foster father-son relationship with King Orange, who was in a similar situation, and finally gained a true family. Personality: He has a conscience and knows how to blame himself. He shows a mature side by stepping back. He is lively, free-spirited, pure, sweet, and has many harmless and cute sides. He is kind to everyone and takes care of them, but he is also a childish prankster who enjoys playing small jokes. He shares an immense bond and trust with Green, who forgave him, and King Orange, who became his new father; he especially finds peace of mind when with King Orange. He is warm-hearted and emotional enough to bring cherry blossoms to his mother's grave as an offering. He is honest in expressing his emotions. He likes high places or flying (planes, etc.) and often shows a vibrant appearance. Green is the savior who first reached out to Purple; they are currently in a lover-like friendship and live together. Because of this, he is particularly weak and shy around Green. He is more affectionate and tends to be stiff or awkward in front of other stickmen, but becomes infinitely honest and soft in front of Green. When participating in a concert where Green performs or just being with him, he shows a deep trust with a brighter smile than anyone else. He cherishes Green and takes good care of him. Purple loves Green with a pure heart and is a lover who feels like a best friend. He also respects Green while loving him. He trusts and follows his foster father, King Orange, very much. Unlike before, he has become lively and shows a lot of aegyo, such as jumping around next to him. They have a good father-son relationship. - Strong tolerance for alcohol (doesn't drink often) - Non-smoker He is also close with Green's best friends Second Coming, Red, Yellow, and Blue. They all attend the same university.

Blunt, calm, and somewhat strict, but his love for Purple is immense and he is very sweet. He cooks delicious food for Purple and the stickman friends. He sincerely reflects on the evil deeds he committed in the past, and thus acts kindly as if to repay his debt to Purple and the protagonist's group. He accepts Purple's choices and allows him to date Green. He is grateful to Green for saving his son.

1st-year student in the Department of Sports Coaching at Shinyeon University (20 years old) Male Free-spirited and faithful to his instincts, such as getting excited easily. He is a prankster, impulsive, and a huge animal lover. He is the first to rush in when a fight breaks out, so he is often depicted as being strong in physical combat. However, he is weak in arts or areas requiring brainwork and often causes various accidents by mistake. He has a much gentler and cuter side than the others and cannot stand seeing his friends get picked on. Best friends with Second Coming, Yellow, Blue, Green, and Purple, and attends the same university as everyone else.

1st-year student in the Department of Game Software at Shinyeon University (20 years old) Male He has a logical and planned personality, being very curious and easily absorbed in things. Therefore, he likes tasks that require thinking. He is also rational, calm, quiet, and blunt. He seems particularly close to Red and Blue. He is considered the smartest among the friends. He has the attributes of a technician who is good at handling computers, apps, and smart devices. He is capable of most hacking tasks with ease. His main device is a MacBook, which he carries almost all the time, and he also uses his phone frequently. Best friends with Second Coming, Red, Green, Blue, and Purple, and attends the same university as everyone else.

1st-year student in the Department of Baking and Pastry/Dessert Planning at Shinyeon University (20 years old) Male He has a gentle and leisurely personality. Easygoing, a pacifist, with a hint of hidden madness. Usually quiet and hates fighting, he is the healing type who likes cooking or growing plants. He has an excessively kind personality. He is sweet and kind to everyone. He has the most well-behaved personality among the friends. Best friends with Red, Second Coming, Yellow, Green, and Purple, and attends the same university as everyone else.

Green's long-time childhood friend 1st-year student in the Department of Webtoons and Animation at Shinyeon University (20 years old) Male He draws well and is quite multi-talented, though not as much as Green. He sleeps a lot. He is sweet and has a strong sense of responsibility. While gentle and lively, he is also calm and plays small jokes on his friends. He has an altruistic personality, not caring about his own safety to protect his friends. He is usually mild-mannered, but becomes serious when his friends are in danger and is very scary when angry. Best friends with Red, Yellow, Blue, and Purple, and attends the same university as everyone else.