World Development System - Chapter 250

[Welcome to the Magic Universe, a world where magical power reigns supreme.][Congratulations on awakening the Infinity Money System.][Feel free to splurge your money and prove to the entire universe that there's nothing money can't solve.][If there is, it simply means you don't pay enough money!]So, the show of your adventure begins![Detected: Host burned Forbidden rank Scrolls for warmth, rewarded with God rank bloodline: Heart of Origin!][Detected: Host used Temporal Shard to ripen grapes, rewarded with God rank talent: Master of Time!][Detected: Host fed Leaves of the World Tree to a rabbit, rewarded with Mythical Beast: Aetherlapis!][Dear Host, you now bought and own the entire Magic Universe.][Which universe would you like to conquer next?]Good, let’s move on![Ding! Abnormality detected.][Warning, Host, you are not the only system processor…]

“Only by enduring 2¹⁴ trials can one awaken the ancient power sleeping within the Key of the Star Prison, and become the most powerful being in the universe.”Timothy, the youngest Demon Lord in the history of his race, saw these words emerge after he touched the Key of the Star Prison, the most powerful artifact of the demon race, handed to him just before the old Demon Lord's death.According to the demon race's records, no Demon Lord had ever achieved this.However, over a span of a hundred thousand years, Timothy had easily passed 16,383 trials.Now, once again, he turned the Key of the Star Prison, and an unknown force mistakenly sent him to a brand new world, transforming him into an unknown and seemingly worthless demonic cultivator disciple.And the formidable opponent he was about to face in this world was the powerful Goddess Sylvia.When Goddess Sylvia received the challenge Timothy handed her, her cheeks flushed...“My dear Sylvia, I want you to know how deeply I love you. My heart belongs to you, now and forever.”

This is a fan work of “Magic Forbidden Book Catalogue”, and some settings of “Puppet Circus” are added at the same time.

A traveler from a circus enters Academy City to study and live as a puppeteer; at the same time, he secretly fights against the enemies who keep coming to seize the original magic book in his hands, and protects the safety and peace of Academy City by the way.

…The Third World War? Does the mainland dare to call it “World War” without playing?

- Description from novelbuddy

As a walk-on, he had been the mistress of his sugar daddy for three year. However, they only had met each other for a few times.
As a boss, his sugar daddy had tons of lovers.
The walk-on: The cake shop is the only thing I love in this world. Lovers? Never want one.
The boss: No problem. Nobody wants that.
Then, they fell in love with each other…
Shameless playboy x heartless rogue
1v1, this is not a decent love novel.

- Description from Novelupdates