YU-NO: A Girl Who Chants Love at the Bound of This World

Kono Yo no Hate de Koi wo Utau Shoujo YU-NO

Takuya Arima is a young student whose father, a historian who has conducted various researches, disappeared recently. During a summer vacation Takuya receives a peculiar package from his missing father, along with a letter containing information about the existence of various parallel worlds. At first Takuya doesn't take it seriously, but soon he realizes that he possesses a de...