Hibana 

Tomori’s boyfriend, Inukai, isn’t the most stable person—and it’s not long before he makes the new transfer student, Misato, the subject of his torment. Tomori pleads with Inukai to leave Misato alone, but can only watch as a spark of violence and obsession ignites between the two. Just what is this new relationship…and what does it mean for her? (Source: Seven Seas Entertainment) Note: Includes an extra chapter and the one shot "Eiyuu to Shounen" (英雄と少年)