Shuuichi Nitori is a 5th grade student who likes to bake and has always been something of a feminine boy. When he transfers to a new school, Shuuichi is mistaken for his 6th grade sister on his first day. Then he ends up sitting next to Yoshino Takatsuki, a tall, boyish girl who everyone calls "Takatsuki-kun." They both have secrets they can't let anyone know... (Source: Kotonoha)
The series deals with issues such as transsexualism, gender identity, and the beginning of puberty. (Source: Wikipedia)

Ayano is a teacher with a steady job, a good relationship with her students and their parents, and a seemingly comfortable life - but when she runs into an attractive, charismatic woman at an old favourite bar of hers, they soon find themselves making some very rash decisions… and they may not both be being entirely honest with each other.