
In this world, when human beings reach the age of 12, their bodies gradually change to the genders they wish to be. And by the time they are 14 years old, their appearances change to reflect their genders. But by spring of my eighteenth year, I am still without a gender…
To the "Mona Lisa" gendered you. / To you who has the gender "MONALISA" / せいべつ「もなりざ」のきみへ。 / 性別「モナリザ」の君へ。 / Seibetsu "Mona Lisa" no Kimi he. / The Gender of Mona Lisa / Just Like Mona Lisa / Płeć Mona Lisy