Episode 26.5 of Kono Yo no Hate de Koi wo Utau Shoujo YU-NO is a single bonus OVA blending action, adventure, drama and sci-fi. It lays out several alternative ways things could turn out for the protagonist. The episode never aired on television. It was promised as a reward if the first Blu-ray volume passed 1000 sales, and it was later bundled with the third Blu-ray volume.