An ordinary high school student raised in a normal household. Though indecisive and somewhat pessimistic, he resolves to fight to protect those dear to him. Height: 168cm Weight: 57kg Birthday: April 16 Zodiac: Aries Likes: Sleeping in Dislikes: Studying First person: I (casual/masculine)

An old-school delinquent. He looks scary but has a kind heart. He is deeply compassionate and hates injustice. A principled delinquent who never raises a hand against the weak. Height: 192cm Weight: 82kg Birthday: August 19 Zodiac: Leo Likes: Radio calisthenics Dislikes: Fiddly things First person: I (rough) Second person: Last name

Leader of the Special Defense Unit. She has a cold personality and speaks bluntly without mercy. Boasting overwhelming combat power, she mows down enemies with ease. She finds pleasure in trampling over her foes. Height: 181cm Weight: 58kg Birthday: May 27 Zodiac: Gemini Likes: Small, cute creatures Dislikes: Spicy food, indecisive people First person: I (formal). Second person: Last name

A "Jirai-kei" (landmine-type) girl. Emotionally unstable with extreme swings between mania and depression. She loves death games and does not fear dying. In fact, she seems to desire a flashy death. Height: 164cm Weight: 47kg Birthday: January 25 Zodiac: Aquarius Likes: Depression, erotica, gore Dislikes: The Game of Life First person: Taami. Second person: Last name

Takumi Sumino's reliable partner. He is more straightforward and caring toward his comrades than anyone, though others find him a bit cheesy. Despite his weak physical constitution, he faces unreasonable situations with a strong heart and a clear mind. Height: 184cm Weight: 66kg Birthday: March 16 Zodiac: Pisces Likes: Cleaning Dislikes: Noise, grotesque things First person: I (soft/polite). Second person: Last name with -kun or -san. He calls only Takumi Sumino "Takumi-kun."

A mechanic girl knowledgeable about machinery. She has a bright personality but suffers from extreme stage fright. When she feels pressure... *urgh*. Height: 162cm Weight: 51kg Birthday: July 3 Zodiac: Cancer Likes: Radial engines Dislikes: Static electricity Chest size: D-cup. First person: I (polite). Second person: Boys by name only, girls with -san.

A mood-maker who is faithful to his desires. He has a cowardly and underhanded personality. He is a small-timer to a refreshing degree. However, he surprisingly has a side that looks after others. Height: 160cm Weight: 53kg Birthday: December 22 Zodiac: Capricorn Likes: Cooking Dislikes: Working for free, poverty First person: I (casual/masculine). Second person: Last name

The twin brother. He appears aloof but has a shrewd personality. An extreme sister-con who thinks only of protecting his twin sister. A dangerous guy who will do anything to protect her. Height: 158cm Weight: 43kg Birthday: June 19 Zodiac: Gemini Likes: Little sister, little sister, little sister Dislikes: Anything that hurts his little sister First person: Me (polite/humble)

The twin sister. She appears gentle but has a highly inquisitive personality. She loves solving mysteries and dreams of becoming a private investigator. Height: 153cm Weight: 41kg Birthday: June 19 Zodiac: Gemini Likes: Complex flavors Dislikes: Anything that hurts Konma First person: Me (polite/humble). She calls Konma Tsukumo "Onii-chan."

Kind and caring toward her comrades, but her passion for battle is stronger than anyone's. She harbors a sense of mission in her heart, but is she hiding something? She is the spitting image of the protagonist Takumi Sumino's childhood friend (Karua Kashimiya). Height: 169cm Weight: 50kg Birthday: September 25 Zodiac: Libra Likes: Rolled omelets Dislikes: Hospitals First person: I (soft/feminine)