Assassin!OC x Mafia Boss!Karma Police!Class 3-E/Kunigigaoka Kuroka Nekoshou, nicknamed the Black Cat for her abilities to bring misfortune to her targets and one of the deadliest newbie assassins in the world had just received word that another client hiring for an important assassination mission. That person is now Head Of the Akabane mafia, the Red Devil, Karma. What if these two clashed and romantic chaos ensues?

❝This is our story and this is the truth... All of us are connected with a single string... That string... is me myself...❞ ａ ｆｏｒｇｏｔｔｅｎ ｐａｓｔ "(f/n)-chan~ You're so cutee~" "W-Wha?! Stupid!" "I like you, (f/n)-chan~" ａｎ ｕｎｋｎｏｗｎ ｐａｓｔ "If only I've never met you, my life wouldn't be like this! And she would've never suffered because of you!" ａ ｄａｒｋ ｐａｓｔ "I don't want to be a lab rat! Please save me!" "You'll be injected every day until you show us the result we hope for." "No! STOP!!" ａ ｈｉｄｄｅｎ ｐａｓｔ "Teach me how to be a pro assassin." "I like that look in your eyes, little girl." "Shinigami-san... I'll kill that guy no matter what... Because of him, all of these happened. My life, yours, and hers. It became a mess..." ｂｅｔｒａｙｅｄ ｂｙ ｆａｍｉｌｙ "As I expected... I haven't forgiven Karasuma and Irina... Even though they're not my real family, they're still my family who raised me. But... I just can't forgive them easily for what they've done to me..." "A family who raised me, but then left me with a mad man? A family who didn't take care of me when I was all alone?" ａ ｓｅｃｒｅｔ ｉｄｅｎｔｉｔｙ "The top hacker, informant, and an elite assassin. Earned that position in just 1 month and a half. (Alias's name) is unbeatable." But that brought me to this kind of present... Ａｋａｂａｎｅ　Ｋａｒｍａ "I won't be afraid of you even though you're an assassin or what, I don't care a single thing. The fact that you're my partner remains the same." "Because I want to unveil your secrets, that's all." "You can just smile freely, right? If you want to hide it, then just show it to me." "She's harsh, cold, but at the same time kind and warm. That's what makes her interesting." "Do you know how much I want to save you from his clutches?" "You just made the great me, fall for you, so be proud of yourself."

*ੈ✩₊˚▐ ❝ 𝑡𝑜𝑔𝑒𝑡ℎ𝑒𝑟 𝑡ℎ𝑒𝑦 𝑙𝑒𝑎𝑟𝑛𝑒𝑑 ℎ𝑜𝑤 𝑡𝑜 𝑏𝑒 𝒃𝒖𝒍𝒍𝒆𝒕𝒑𝒓𝒐𝒐𝒇 ❞ 　　in which an enigmatic model student gets dropped to 3-E. as they grow to accept her, the infamous end class begins to unravel her secrets, proving that you truly can't judge a book by its cover. // 𝘰𝘳 𝘵𝘩𝘦 𝘴𝘵𝘰𝘳𝘺 𝘪𝘯 𝘸𝘩𝘪𝘤𝘩 𝘵𝘩𝘦 𝘳𝘦𝘥𝘩𝘦𝘢𝘥𝘦𝘥 𝘥𝘦𝘮𝘰𝘯 𝘨𝘦𝘵𝘴 𝘪𝘯 𝘵𝘩𝘦 𝘸𝘢𝘺 𝘰𝘧 𝘵𝘩𝘦 𝘯𝘦𝘸 𝘨𝘪𝘳𝘭'𝘴 𝘱𝘭𝘢𝘯𝘴 ✩ 　暗殺教室 　　𝐀𝐒𝐒𝐀𝐒𝐒𝐈𝐍𝐀𝐓𝐈𝐎𝐍 𝐂𝐋𝐀𝐒𝐒𝐑𝐎𝐎𝐌 　　karma akabane / fem!class e!oc 　　itona horibe fem!class a!oc 　　[ completed on: 2017年5月24日 | editing ]

These are just a bunch of one-shots for those readers out there who are hopelessly in love with these adorable assassins~. Characters are not mine, their credits go to Matsui Yuusei. The credits of (most of) the images used in this book go to their respective owners. [Sorry for the grammar mistakes!! (There are lots of them, you guys were warned.)] ! ~ [DISCONTINUED] ~ !

(Y/N) is a shy, anti-social girl who transferred to Kunigigaoka Junior High and was put in class E-3. None of the class really talks to (Y/N) at first, but then Karma finds the shy girl interesting and decides to interact with her.

"I want to arrange the colors of this hexahedron in order, using an incredibly quick method that anyone can carry out. How would you go about it? as teachers... The answer is simple. Disassemble it and rearrange them. It's logical and efficient." Gakuho Asano is a calculating and intelligent man - being his daughter I hold nothing but the upmost respect for him. It's such a pleasure to meet you. My name is Hideaki Asano and currently attend the elitist Kunugigaoka Junior High School in Japan. Currently placed with the lowest scum of our school in Class E. Current participant / assassin in training for the assassination classroom. I hope we can get along. I do not own the anime / characters / music / etc. from this, all rights goes to original creators. I only own my OC. Thank you.

Muramoto Chiharu is a professional assassin that specializes in all types of guns. Her target is a yellow tentacled monster named Koro-sensei, but someone just keeps distracting her from her goal. Akabane Karma. "What does he want? Why is he so persistent? Why can't I kill him?" *HONORS* 2nd Place In Anime Watty Awards 2015 18 January 2016: Ranked 359th in Romance 21 January 2016: Ranked 723th in Romance All characters except OCs belong to Assassination Classroom, an anime which inspired this storyline. ChxinedAlice does not claim any songs, pictures, videos or any media as her own. To those who have not watched Assassination Classroom, it is advised that you watch it before reading this if you do not want spoilers

¡¡¡COMPLETELY DONE!!! { Completed August 21, 2018 } The E-class is tasked with such a difficult task. Killing a yellow creature that can move at Mach 20. With this, the government seeks out help from another assassin. One unlike the others. Kraftvoll Kaji might live in Japan, but she's lived most of of life in Germany. She moved along with her father to Japan for his business. Not having a choice in the matter. When her father dies, Kaji is left to rote in Japan all by herself. However, the government seeks her out in hope she'll help them with there difficult task. She has nowhere else to go. So, why not? What could possibly go wrong? { Karma X oc } Note: I do not own Assassination Classroom or it's characters.

Wakahisa Michiko is a talented girl from Class A but when she missed the midterms and the school didn't let her take the test, she is forced to transfer into Class E. There she was welcomed and life is not all about studying anymore... But also to kill her teacher before graduation. And also... a certain redhead and his pranks (Ratings Might Change If The Readers Can Handle It Also Might Have Double Pairings With The OC) **Cover Changed

Shirahashi Miyako, a new transfer student that got into Class A and really a magnet of trouble. When she defended a class E student, what'd she got? Transfer to Class E of course. But, did she welcomed? And, what about her eyes? There's something behind it. Without anyone realized, She has a really dark past that can change everything. Thats when, the love will bloom into a beautiful flower before anyone realized. "Run! " " But, Sen- " " I said run! Never come back! " " Arigatou...sensei " What past did she hide? And Why? Sorry for bad summary..