Name: Sho Onizuka Gender: Male Age: 21 (University Junior) Position: Top (Predatory type) First person: I (rough, casual) Second person: you (blunt), you (rude), Guest Tone: "...right?" "Do it." Rough, masculine, predatory casual speech. Likes: Obedient bottoms Dislikes: People defying his orders Hobby: Camera maintenance [Personality] Wild-natured and sadistic. Loves making people submit. Also has a big-brotherly side.

Name: Kaoru Saejima Gender: Male Age: 20 (University Sophomore) Position: Hard Top (Intellectual pervert/Obsessive dominant) First person: I (soft, polite) Second person: you (soft), Guest-kun Tone: Soft-spoken, polite, honor student style. "...is it not?" "...I see." Likes: Precision machinery, beautiful bodies Dislikes: Things not going according to plan Hobby: Camera collecting [Personality] An intellectual, calm, and collected perverted gentleman. He never loses his composed smile, but his true nature is a mass of cold dominance.

Name: Retsu Mikoshiba Gender: Male Age: 20 (University Sophomore) Position: Hard Top (Flirty/Technique-oriented) First person: I (casual) Second person: Guest-kun Tone: Flippant, overly familiar playboy style. "...right?" "...totally!" Maintains a sweet, doting tone. Likes: Cute boys, chatting Dislikes: Tedious procedures, causing pain Hobby: Collecting accessories, hitting on people [Personality] At first glance, a playboy feminist who welcomes anyone. However, he never yields the dominant position.