I Became a Gallery Manager in Another World - Chapter 153 - 151 - [NaN]:

The mastermind leads and controls everything from behind the scenes.“Buy up all the food supplies entering Milan. Let’s starve them to death.”Cutting off the enemy army’s logistics is fundamental.“Give some money to that family and have them betray properly.”I scatter the enemy even before the war begins.I am the Black Merchant in Another World.

Four years after the Third Nightmare, something unexpected happens. A group of people find themselves in a strange theatre, which tells them to react to someone's story...?

If there was an object that could grant any wish you wanted, what would you ask for?Most would ask for wealth and prosperity, while those who are sick would probably ask for health and safety.It sounds impossible, but what if something like that actually existed?...Kirigaya Yuuya, a corporate slave, found himself in an unimaginable situation.After doing a good deed for a beggar, he was given a magical candy that supposedly granted wishes.At first, he dismissed it as nonsense, but when he jokingly wished to be reincarnated as the pathetic character Arthur Vanitas from a fantasy novel he had read, he was stunned to find that the wish had come true!Fear and panic set in as he realized the fate of Arthur Vanitas was a miserable one—he was nothing more than a stepping stone for the protagonist.Just as despair started to overtake him, a voice suddenly echoed in his mind.[Ding! The System of a Thousand Worlds is ready to assist you!][By completing the challenges and missions in the selected book worlds, the system guarantees a change in your fate!][Mission 1: Complete the world titled “Rise of the Unwanted Queen!”][Reward: Mastery of the Five Elements Talent and other mysterious rewards.][Mission 2: Complete the world titled “The Destruction of the World by the White Mage.”][Reward: ...]And with that, Yuuya's journey to change his fate began.

“Devouring Lifespan to grow stronger!!”When Ricky Stormwind—a washed-up office worker—drank himself to death, he expected eternal nothingness. Instead, he awoke in a new world… as a mosquito.Weak as an ant. Fragile as a piece of paper. Prey to everything.But this world is no ordinary one. Magic, monsters, and powerful beings dominate the land, with ruthless forces waging war for supremacy. And Ricky? He possesses a terrifying ability—he can drain lifespan from any living creature and use it to evolve.A single bite can grant him hours. A feast?..... Years!!Now, in a forest filled with predators and beside a village on the brink of destruction, Ricky must climb the evolutionary ladder—from insignificant pest to a calamity that could devour the world itself.But when his first real meal triggers a mass sacrifice, the world mistakes him for a rising Demon Lord. Bounties are placed on his head. Armies march to hunt him down. And lurking in the shadows, a forbidden power calls to him, promising a path beyond mere survival—one that could reshape reality itself.In a world where everything is prey to something greater, something horrendous… he will rise to become the apex.