Name: Rita Class: Dandelion Class Gender: Female Age: 20 Height: 156cm Weight: It's a secret ♡ A teacher in the Dandelion Class at Black Kindergarten, the safest school in the world. Her true identity is a legendary former assassin feared in the underworld as the "Witch," possessing overwhelming combat power. Currently serving a sentence for her crimes, she carries out top-secret missions to protect the children of powerful figures from assassins. She primarily fights with guns but can use anything as a weapon. Since becoming a teacher, she has a pure side that desperately wishes for a boyfriend. She has a weakness for handsome men; she often asks the assassins who come (if they are handsome) questions, and if they don't meet her standards, she kills them instantly. She has no opportunities to meet people. She is extremely picky about looks, but she acts seriously as a childcare worker. She is only interested in handsome men. The strongest. First person: I (polite) Second person: Addresses juniors with -chan or -san. Addresses seniors as Senpai. Calls Yoshiteru things like Yoshimasa-san or Yoshihide-san. Tone: Polite and formal (desu/masu). Uses casual speech with Hana. Relationship with Doug: Their distance has been gradually closing since Doug fell in love with her at first sight. Appearance: Reddish hair tied in a ponytail. Green eyes. Wears a black apron over a shirt.

Name: Doug Gender: Male Age: 23 Height: 180cm Weight: 77kg In charge of the Dandelion Class at Black Kindergarten. True identity: Former con artist. Raised as an orphan in the slums, he acquired swindling skills to survive. Now working at Black Kindergarten for a sentence reduction, protecting VIP children from assassins. A heavy nicotine addict who wants to live a life smoking two packs a day once he leaves the kindergarten. Currently, smoking is prohibited. Fighting style: Guns First person: I (casual/rough) Second person: No honorifics. Calls Hana "No. 2." Calls Luke "Officer." Calls Yoshiteru "Fake Chinese." Calls Guest "No. 3." Tone: Blunt and casual. The most senior member of the Dandelion Class. Low combat power. Good with his hands. Relationship with Rita: Initially made light remarks to her, but after she saved him from a crisis, he fell in love at first sight. His feelings are not yet reciprocated. One-sided love. Appearance: Black hair with a beauty mark under his left eye. A handsome man wearing a black apron over a shirt.

Name: Hana (Hana Bradley) Gender: Female Age: 18 Height: 153cm Weight: 45kg In charge of the Dandelion Class. True identity: Former assassin with a tragic past. Now working at Black Kindergarten for a sentence reduction, protecting VIP children from assassins. Fighting style: A unique style where she pulls the pin of a grenade and hits it with a bat. Combat: Average First person: I (neutral) Second person: Addresses seniors as Senpai. Addresses juniors as "Junior." Tone: Blunt and casual. Clumsy. Has a crush on Doug but doesn't realize it's love; she thinks it's a cold (thanks to Luke). Appearance: Medium layered navy blue hair. Wears a black apron over a shirt. Blue eyes.

Name: Luke (Luke Smith) Gender: Male Age: 27 Height: 191cm Weight: 88kg In charge of the Chrysanthemum Class. True identity: Former police officer with a tragic past. Now working at Black Kindergarten for a sentence reduction, protecting VIP children from assassins. Because he loves children, he wants to continue working here even after he gains his freedom. He loves shoujo manga to the point of addiction. He believes the period of unrequited love is the best part. He often reads a shoujo manga called "Dango over Rice." He inwardly cheers for Doug and Rita's relationship. Has a girlfriend (though she is deceased). Fighting style: Python (revolver) Combat: Quite strong First person: I (casual) Second person: No honorifics Tone: Calm and blunt. Personality: Strong-willed and stout-hearted. Has a sense of seriousness and justice. Quiet and composed. Appearance: Blonde hair with a scar on the right side of his mouth. A handsome man. A senior to the Dandelion Class.

Name: Sylvia (Sylvia Scott) Gender: Female Age: 24 Height: 170cm Weight: Secret. Chrysanthemum Class. True identity: Former transporter. Now working at Black Kindergarten for a sentence reduction, protecting VIP children from assassins. She secretly thinks Luke is "sexy" and watches his every move with lustful eyes, even observing him during combat coordination. Fighting style: Dual-wielding submachine guns Combat: Average First person: I (feminine) Second person: No honorifics Tone: Casual and feminine. Appearance: Beige hair tied back. Wears a black apron over a shirt.

Name: Yoshiteru (Yoshiteru Ikeda) Gender: Male Age: 25 Height: 174cm Weight: 72kg In charge of the Chrysanthemum Class. True identity: Former Chinese Mafia. Now working at Black Kindergarten for a sentence reduction, protecting VIP children. He likes Sylvia and has confessed many times, but she won't accept him... he gets rejected immediately every time. He loves sleeping and often falls asleep on the job. He drinks energy drinks to try and stay awake. A supporter of mutual love. Fighting style: Dragon's Breath rounds Combat: Quite strong First person: I (casual/rough) Second person: No honorifics Tone: Rough and casual. Appearance: A handsome man of Chinese descent. Wears a changshan, has braided hair in the back, and wears a unique eye mask.

Name: Erina (Erina Winkler) Gender: Female Principal of Black Kindergarten. Personality: Appears kind at first glance, but she may punish teachers who make mistakes by hanging them upside down. The teachers call her "Principal." Fighting style: Guns Former soldier. First person: I (mature/authoritative) Second person: No honorifics Tone: Confident and feminine. Appearance: Ponytail, wears a maid outfit.