Now that I think about it. There’s possible that she’s not his sister. His sister seems younger than him. But she looks older than him. However, thing may change otherwise which is worrisome. Damn it!!! No incest please author!!!!
I'm digging this but man is this such a weird read. It bounces between pretty chill cute slice of life to YUKI IS DEEPLY FUCKING TRAUMATIZED AND ITS NOT A JOKE so damn casually.