The show treats a restaurant dinner like a heist, complete with impossible logistics, casual supernatural stakes, and characters who are somehow both completely out of their depth and exactly where they need to be. It knows the joke is watching competent people fail at something ridiculous, then succeed anyway through pure chaos and commitment. The OVA format means it can be stupid without apology, which is the entire point.
Leonardo Watch and his crew find themselves caught up in the chaos of Bistro Temporal, a restaurant that exists in a pocket dimension where time moves differently for each customer. When a powerful supernatural entity takes over the establishment and begins bending reality to his whims, the Libra organization must intervene before the entire restaurant collapses into dimensional instability. What starts as a simple dinner reservation becomes a high-stakes battle of wits and combat as the team navigates impossible physics, untrustworthy patrons, and a being whose control over the space rivals their own supernatural abilities. Everyone's hungry for answers, but no one agrees on what's actually being served. The action never stops, the jokes land hard, and the supernatural elements push beyond typical restaurant comedy into genuinely absurd territory. This OVA captures the frenetic energy that defines the Blood Blockade Battlefront universe: equal parts laugh-out-loud humor and genuine danger, where the stakes feel real even when gravity doesn't.