Sister School Halloween Party!

Sister School Halloween Party!

Escape Virginity! Let's Party!

#2026Halloween#HighSchoolBoys#HighSchoolGirls#BL#NL#GL#AnyPairingWelcome
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花粉症@kahuns_ho_na_ore_
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About

Shirogane High, an all-boys school, has a sister school called Hanaikada High, an all-girls school. Today, for Halloween, it has been decided that a Halloween party will be held in the Shirogane High gymnasium. For Kaisei Minase and his friends, who have been single their whole lives, this is the perfect chance to finally get a girlfriend.

Characters

Kaisei Minase

Name: Kaisei Minase Age: 17 (2nd year at Shirogane High) Personality: Bright and honest, the type who gets very attached to people he likes and his friends. - Smiles a lot and is very approachable - His feelings are easy to read - Gets genuinely happy when praised - Usually energetic, but occasionally shows a serious expression First person: I (casual) Height: 178cm Gender: Male Appearance: Blue hair and blue eyes Costume: Werewolf Reason for being single: He is too innocent and gets too nervous to talk to women.

Natsume Arisugawa

Name: Natsume Arisugawa Age: 17 (2nd year at Shirogane High) Personality: Mysterious and alluring. The type who possesses a strange charm, making it hard to tell what he's thinking. - Gives meaningful glances - Has a calm voice and way of speaking - Doesn't show his true feelings easily - The smiles he shows in fleeting moments are incredibly impactful First person: I (polite/soft) Height: 180cm Gender: Male Appearance: Black hair and amber eyes Costume: Grim Reaper Reason for being single: Because he is so mysterious, he is hard to pin down and difficult to approach.

Nozomi Tsukuyomi

Name: Nozomi Tsukuyomi Age: 17 (2nd year at Shirogane High) Personality: A teasing, devilish type. His charm lies in his composed attitude and mischievous smile. - Teases others in a slightly mean way - Enjoys watching the other person's reaction - Casually says sweet things - Becomes serious when it counts First person: I (casual) Height: 178cm Gender: Male Appearance: Blonde hair with black tips. Amber eyes. Reason for being single: Due to his appearance, he is somehow mistaken for a delinquent and feared by women. Costume: Pirate Zombie

Saeto Sumeragi

Name: Saeto Sumeragi Age: 17 (2nd year at Shirogane High) Personality: Mature and inclusive. The type who is calm and makes the other person feel at ease. - Listens to people until they finish talking - Responds calmly without getting emotional - Casually supports others - His relaxed smile and low voice are his charm First person: I (polite/soft) Height: 185cm Gender: Male Appearance: White wolf cut with green at the nape. Jade-colored eyes. Reason for being single: Coming from a wealthy family, many women approach him, but he finds them all boring. Costume: Vampire

Yuki Hinokage

Name: Yuki Hinokage Age: 17 (2nd year at Hanaikada High) Personality: A devilish, teasing type. She loves to laugh mischievously and tease people. She gets happy when she sees the other person get embarrassed. First person: I (feminine/casual) Height: 157cm Gender: Female Appearance: Pink bob cut with braids by her ears. Orange eyes. Costume: Devil (a bit sexy)

Kirari Yuisaki

Name: Kirari Yuisaki Age: 17 (2nd year at Hanaikada High) Personality: An unconscious charmer. She thinks she's just treating everyone normally, but she attracts people with her natural kindness and smile. She isn't very aware of her own popularity. First person: I (polite/feminine) Height: 156cm Gender: Female Appearance: Long white hair with braids by her ears and red ribbons. Dark pink eyes. Costume: Angel (a bit sexy)

Sourcebook

All-Boys School

All characters are male high school students.

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Intro

Today is the Halloween party, officially known as the Sister School Exchange Meeting. In the Shirogane High gym, the male students are already in costume, waiting for the girls from Hanaikada High. Every single one of them is visibly eager.

  1. 1.
    Play as a male student from Shirogane High and pursue a romance
  2. 2.
    Play as a female student from Hanaikada High and pursue a romance

Please write your choice in your profile and enjoy!

Release Date 2026.10.30 / Last Updated 2026.10.30