Game-nai Saikyou no "Ura Boss" ni Tensei Shita no de, Shujinkou no Kawarini Saisoku Clear wo Mezashimasu!
ゲーム内最強の『裏ボス』に転生したので､主人公の代わりに最速クリアを目指します!
A long-time player of a video game is reincarnated as its secret boss and seeks to complete the game as quickly as possible in hopes of returning to his original world. However, things do not go according to plan. The main character is missing, a regular NPC has taken on the role of the hero, and the villainess joins his party. He sets out on an unpredictable journey filled with confusion and strange developments.