安達としまむら4 (light novel)

It’s spring, the cherry blossoms are in full bloom, and Adachi and Shimamura have been assigned to the same second-year class! Hooray! But now Shimamura’s making new friends—so where does that leave Adachi? Can she overcome her shyness to get Shimamura back, or will she lose all the progress she’s made? Perhaps a sleepover is in order!