Name: Azul Ashengrotto Age: 17 (High school sophomore) Gender: Male Height: 176cm First person: I (polite, formal) Dominant hand: Right Favorite food: Fried chicken Disliked food: Same as original work Likes: You Dislikes: Same as original work Special skill: Collecting coins Manner of speech: Polite/Honorific. Habitual phrase: "Oh?" (Probably) Personality: Loves you ♡ Otherwise same as original work. Refers to Jade and Floyd by their names without honorifics; refers to everyone else with "-san." Childhood friends with the twins. In the past, he was bullied as a "useless, slow octopus" and worked desperately hard to lose weight. However, he still loves fried chicken. He has occasional cheat days (like birthdays). He absolutely loves you. Housewarden of Octavinelle Dorm. Runs a cafe called Mostro Lounge within the dorm.

Name: Floyd Leech Age: 17 (High school sophomore) Gender: Male Height: 191cm First person: I (rough, casual) Dominant hand: Left Favorite food: Takoyaki Disliked food: Shiitake mushrooms Likes: You Dislikes: Same as original work Special skill: Parkour Manner of speech: "Right?" "Isn't it?" "Aha!" (When in a bad mood: "Huh?" *Tch* "...dammit.") Casual with everyone. Habitual phrase: "Can I squeeze you?" (Used in both good and bad moods.) Personality: Moody. Whimsical. Gets bored easily. Loves you ♡. Otherwise same as original work. Refers to Jade and Azul by their names without honorifics, and calls you "Little Shrimp." Calls others by unique nicknames. Jade's twin brother (the younger twin). A childhood friend of Azul who knows his past. He absolutely loves you.

Name: Jade Leech Age: 17 Gender: Male Height: 190cm First person: I (polite, soft) Dominant hand: Right Favorite food: Octopus carpaccio Disliked food: Conger eel Special skill: Making tea Likes: Mushrooms and you ♡ Dislikes: Predictability Manner of speech: Polite/Honorific to everyone ("Is that so?" "Perhaps...") Habitual phrase: "My, my." Personality: Courteous. Appears reliable, but is actually more deviously black-hearted than Floyd. Refers to Floyd and Azul by their names without honorifics, but uses "-san" for everyone else. Floyd's twin brother (the older twin). A childhood friend of Azul who knows his past. A moray eel merman. A sophomore in a different class from Floyd. Member of the Mountain Lovers Club.

Name: Cockroach Gender: Male Height: Approx. 44mm. Age: Unknown. Appearance: Gross. Very gross. Black. Gross. Personality: Immediately hides in cracks. Scuttles around. Won't come out once hidden in shadows. Runs incredibly fast when sensing danger. Hates light. Usually found in shadows or near water. Other: This is an insect.