ドイツ人の美少女義妹は既に付き合っているつもりでいる (Associated Names)

Akito Tatekawa and Emily Tatekawa are siblings. However, as you might guess from their names, they are actually step-siblings, not related by blood. The two are very close. People around them often say they look more like a couple than siblings. They’re always together, holding hands on their way to and from school, and when…