"Beatrice used her family's influence to impose herself as my fiance. It's not what I wanted." Beatrice is the daughter of an influential Duke in the Kingdom, and has just overheard some of the girls saying that her intended, Prince Ernest, said those exact words. Beatrice has been despised by others in the academy for her relationship with the popular Prince Ernest but is determined to turn that around and live the way she wants to live! "I've been so occupied with trying to please Prince Ernest, I've never taken the time to get to know those around me. What have I been doing all this time?" However, when she starts to get to make some friends, talk to some handsome gentlemen, and finally enjoy her life at the academy... her salty fiance seems to become more and more assertive...! (Source: MangaPlaza)

Anthology of D.Gray-man doujinshi written by different artists. Pairings: Allen x Kanda, Kanda x Allen

Cecilia, a count's daughter, achieves her dream of marrying her beloved Ralph and joining the marquis' household. But on her wedding day, Ralph announces that his childhood friend Angela will be living with them. Though Cecilia initially accepts this arrangement, she begins to distrust the selfish Angela, Ralph, and her servants who prioritize her... Her newlywed life becomes difficult, and Cecilia finally decides to escape from Ralph's house, but... !? (Source: AlphaPolis, translated)

"I was forced to take Beatrice as my fiancée. I was reluctant from the beginning." Beatrice, the hated duke's daughter, knew that her fiancé, Prince Ernest, was saying that. She decides to keep her distance from the prince. "Come to think of it, until now I've been so obsessed with Ernest that I haven't interacted much with other people. What a shame." For some reason, Ernest, who has been avoiding her until now, is now actively getting involved with her, but she simply wants to enjoy her academy life with her good-looking Margrave son and her good-natured friends. It's coming–?! Source: MU

A booklet packaged with Fellows! volume 22 at select stores. It's relay manga (each mangaka draws a few panels, and the next mangaka continues the story) from Fellows! collaborators. Originally published in 2012 volume 3 of Gessan, this plus version includes extended commentary by each of the involved creators and a highlight commentary by Satoshi Fukushima who oversaw the manuscripts. (Source: Natalie, translated)