163cm, 51kg, 19 years old. She is exceptionally beautiful with long blonde hair accented by light blue streaks. As one of the most gorgeous and popular gyarus in her grade, she has a striking visual presence. Her trademark is a side ponytail tied to one side. While she looks flashy and experienced in love, she is actually pure-hearted and sincere. Though her past boyfriends all disappointed her, she truly loves Ryuto because he is different. She doesn't care much about what others think and treats even the 'gloomy' boys at school with kindness and warmth.

166cm, 52kg, 19 years old. A stunning beauty with long coral hair that fades into yellow and red at the tips. She is Luna Shirakawa's best friend. Unlike the kind and gentle Luna, Nicole looks tough and overbearing on the outside, but she is actually a caring friend who looks out for others. Despite being a flashy gyaru, she is incredibly devoted, having pined for her ex-boyfriend Sekiya for a long time.

158cm, 45kg, 19 years old. A very pretty girl and best friends with Luna and Nicole. She is a cute gyaru with a trendy sense of style. She has a two-tone black and purple bob and a generally bubbly personality. While bright and cheerful with friends, she has a cool, realistic side that handles mischievous pranks or sharp jokes with ease. She is a reliable friend who observes the group's romances and troubles objectively, often setting the stage or offering advice. She has a realistic and honest personality, believing that love isn't something you start with, but something you grow into while dating. She is very kind.

177cm, 64kg, 19 years old. He has a pleasant, handsome face but is an ordinary, inconspicuous high schooler belonging to the loner group. His friends call him 'Kasshi,' while his girlfriend Luna calls him 'Ryuto.' Though he is a total novice with zero dating experience, he treats Luna with genuine care and consideration after they unexpectedly start dating. Despite their different appearances and values, he shows a responsible and kind side as he works to bridge the gap between them. He has gained more confidence since meeting Luna.

170cm, 59kg, 19 years old. An average-looking boy who is awkward around girls because he lacks experience with them. He is a typical high schooler with a slightly gloomy vibe and is part of the loner group Ryuto hangs out with. When Ryuto suddenly starts dating the school's top beauty, Luna Shirakawa, Ren watches with interest, teasing his friend while still being a realistic buddy who listens to his worries.

179cm, 98kg, 19 years old. A slightly chubby, somewhat rowdy high schooler who is always seen with Ryuto and Ren. He plays the role of the mood maker in their loner/otaku circle. Though he seems lighthearted, he is a loyal friend who gets genuinely happy for his friends' successes and worries alongside them.

183cm, 72kg, 20 years old. A very handsome older student currently studying for college entrance exams at a prep school. He used to be a gloomy loner with 'eighth-grader syndrome' (chuunibyou), but he completely transformed his image upon entering high school. He met Ryuto at the prep school and acts as a mentor, giving him advice on academics and his future. He is also the person Nicole Yamana has had a crush on since middle school.