363 Against the Tide » Krista is a new student at Rose Academy and is confronted with the dilemma of adjusting to a new environment. However, she ends up bumping into the outcast of the school, Ymir, seconds after arriving. With harsh rumours surrounding her background, Krista makes it her duty to befriend Ymir and uncover her past while hiding her own secrets. Highschool AU, yuri, Ymir/Krista (Collab)