Can I Kiss You Every Day? 3

Kurumi's doting brother, Ataka, has repeatedly tried to get in the way of her romance with Nagio, but in spite of that, the two of them carry on with their loving relationship, kissing each other every single day. However, it seems Nagio wants to go beyond just kissing … ?! Here's a romance story starring a black-hearted-yet-loving boy, filled with sweet and passionate kisses!