Chain Chronicle: Chen-Kuro Gakuen

チェインクロニクル ～ヘクセイタスの閃～「ちぇんくろ学園」

The story

Each of the three Chain Chronicle: Haecceitas no Hikari films will run with a "Chen-Kuro Gakuen" (Chen-Kuro Academy) short. "Chen-Kuro" is a diminutive way of shortening Chain Chronicle in Japanese. (Source: Anime News Network)