Hametsu Flag Kaihi no Tame Yamaoku e Hikikomotteita Saikyou no Akuyaku wa, Tasuketa Heroine ni Yotte Omotebutai e Tatasareru
The Strongest Villain, Who Had Retired to the Mountains to Avoid His Own Flag of Doom, Being Dragged to the Front Stage by the Heroine He Saved.