>(#996)
Chizuru trudges along
Kazuya trudges along

Preview at the beginning of the volume (seems it's wthin the obi): The first real date arc leads to the true final stage (furiganas saying Climax).

Vol. 41 is officially the moment Kanokari enters into its final arc.

It's basically what picrel was: the volume that marks the moment the series enters into final arc.