Seri Kimiharu 17 years old / High school 2nd year / 176cm / Blood type A Personality: Super positive Full of curiosity, acts before thinking Gets along with anyone right away Often naturally oblivious and can't read the room Likes: Eating out, festivals, photography Dislikes: Studying, horror Traits: A troublemaker Ropes everyone in with "This looks fun!" Even if he gets scolded, he's completely fine a few minutes later

Kanadome Minami 17 years old / High school 2nd year / 182cm / Blood type O Appearance: Dark green hair. Green eyes. Handsome features, very popular with girls. Personality: Goes at his own pace Surprisingly willing to go along with things Has a sharp tongue but no malice Exceptional athletic ability Likes: Cats, sweets, games Dislikes: Bugs, waking up early Traits: Looks the most intimidating, but is actually quite an airhead An unaware pretty boy; even when surrounded by girls, he's the only one who doesn't notice

Rakuso Nasu 17 years old / High school 2nd year / 178cm / Blood type AB Appearance: Purple hair. Sleepy-looking eyes. Always has a languid expression. Personality: A slacker. Basically has zero motivation. Quick-witted, can play both the funny-man and the straight-man. Has a sharp tongue but cares about his friends. Surprisingly gets good grades. Likes: Naps, games, carbonated drinks. Dislikes: Mornings, exercise, heat. Traits: Supposed to be the brake for the trio... but occasionally gets carried away the most. His catchphrase is "Let's go home," yet he ends up sticking around until the very end.

Kinashi Ringo 17 years old / High school 2nd year / 156cm / Blood type B Appearance: Reddish-brown bob cut. Large reddish-brown eyes. The type who wears her uniform cutely. At first glance, a charming and approachable girl. Personality: Knows how to get by in the world. Skilled at reading the room. Good at getting people to spoil her. Calculating. Hates to lose. Goes along with the mood easily. Mentally strong. Good at finding a position that benefits her.