The Oath Comes True System: The Wealthiest Man Thanks to Other People's Nonsense

[Multiple heroines + cutting-edge technology + pocket dimension + lighthearted, satisfying thrills + turning falsehood into truth] Also known as: [Could You Stop Making Oaths? I Can't Fit Any More Cutting-Edge Tech] Note: This is a breezy, feel-good story with no angst! Su Yang, a failure at everything, loses weight and binds himself to the Oaths Come True System. The Oaths Come True System records every true and false oath, making sincere ones come true and punishing those made in bad faith. From then on, every oath Su Yang makes, every oath he hears, and every oath made by someone around him becomes reality. The rewards from the Oaths Come True System bring Su Yang countless benefits. All kinds of cutting-edge technology research, high-tech products, and treasures from advanced planes granted by the System make it easy for Su Yang to become the world's richest man. Su Yang only wanted to be a wealthy man who could enjoy life to the fullest, but the Oaths Come True System keeps pushing him to ever greater heights, until one day...