Light Novel His younger sister was Jun PSYCHO-PASS / Seno LINE paperback edge

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

I'VE NEVER SEEN SUCH A SISTER LIKE THIS? IT'S A NEW TYPE LOVE COMEDY! MY SISTER, AYAKOI NAKAJIMA, IS A LITTLE SICKLY AND SHY, BUT SHE'S A SUPER BEAUTIFUL GIRL WITH SHEER WHITE SKIN AND GLOSSY BLACK HAIR WHO IS IMPRESSIVE. WE'RE BROTHERS AND SISTERS WHO HAVE BEEN GROWING UP HAPPILY TOGETHER, BUT ACTUALLY THEY'RE NOT RELATED BY BLOOD. Recently, I started to feel the limit of my patience when Ayakoi came so close to me! Even so, as an older brother, I endured it, my sister's behavior gradually changed, and I even took out my Stun gun and rope. One day, the shocking truth about Ayakoi was revealed? It came with the new era name! A new type brother and sister love comedy!