City: Happiness Extraction

Traveling to a parallel world, I obtained a golden finger called the Happiness System... Money, items, skills, even lifespan... As long as you have enough happiness points, you can extract everything. The premise is to have enough happiness points. Chen Hao decided that from the moment he traveled to this world, he would be a happy person, and he would become the happiest person in the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.