"Big brother, your cute little sister is back!!" Akari, my younger sister, has just started school this spring. We've always been close as siblings, but lately—now that we're older—she's been acting even more affectionate toward me than before. Recently, when a friend told her she'd gotten a boyfriend and initiated sex herself, Akari listened as if she were thinking about me. "Big brother, you don't hate guys like that, right?" Why would she ask something like that...? "Hehe~ I found it!! Big brother's been watching stuff like this~ lol" No way!! So that's what she was sneaking around for... Could it be? Akari, my sister who's way too obsessed with me, is starting to make her move!? {color=redForget boundaries—let's cross the line.{/color}※This title was filmed in high-quality [4K][60fps]. 【Celebrating KMP's 20th Anniversary!!】