is a Japanese visual novel developed by HaccaWorks*. The game has been adapted into a manga by Nanao, serialized in Media Factory's Monthly Comic Gene and published in English by Yen Press.
A boy named Yue is born and raised in a Shinto shrine on a mountain at the outskirts of Utsuwa, forbidden to leave the shrine and see the outside world. One day, he goes with his childhood friend, a black fox named Kurogitsune, to the town's winter festival. Most people look like shadows to Yue, expect for two mysterious boys. After returning to the mountain, the owner of the shrine Mikoto tells him to prepare the "meal".
The original visual novel was released as a PC game on 3 May 2011. It was created by the dà Âjin group HaccaWorks*, a group consisting of Kanan Misaki, Mizuki Satoru, Yumi Riku, Yumekagami Misaki, and Warabe Yuta. The theme song, , was performed by Akiko Shikata of Frontier Works. It was later re-released for PlayStation Portable in 2014 with added voice acting. The game was published internationally on the Nintendo Switch by Dramatic Create, a brand of HuneX, under the name on February 29, 2024.'
A manga adaptation by Nanao was serialized in Media Factory's Monthly Comic Gene from 15 February 2012 to 15 June 2016. The series is licensed for English publication in North America by Yen Press.