Rascal Does Not Dream of Odekake Sister (light novel)

Twelve months after wishing Shouko well, Sakuta has entered the last semester of his
second year in high school and has little time left to spend with his girlfriend, Mai,
who's about to graduate. At the same time, Sakuta's little sister Kaede has been
keeping a secret-she wants to attend the same high school as her brother. A big step
for her and Sakuta is ready to give her a gentle push if she needs it. Sakuta and his
loved ones look to the future in this volume!