Ayuhara Yorunami wa Yoku Nureru 2

is the second volume of the Ayuhara Yorunami wa Yoku Nureru light novel series, written by Hazuki Minase and Illustrated by Shirai Eiri. It was released under the Dengeki Bunko Imprint in December 2013.

Synopsis
Yohei and his friends successfully entered high school after the turmoil of spring break. As usual, Yami, who has no communicative competence in a vague atmosphere, has no sign of making friends in the class, and Yohei has no choice but to follow Yami, and his classmates suspect "a suspicious relationship with Yami". ――. It was a high school life that had just begun, but Vodyanoy, a monster that produces "cursed water", attacked again. And what appeared in front of them who greeted the enemy was a mysterious high school girl who was soaked and excited. Is it an enemy, an ally, or just a metamorphosis !?

(source: Bookwalker JP - Translated)