Self-Rescue Guide Through Books: Happiness Redemption System

Lin Mo was enveloped in blue light when he stayed up late to write his thesis, traveling through Shanghai during the Republic of China. (The first and second worlds have ended) In troubled times, he is isolated and helpless, and his life hangs on a thread. I accidentally got a gold finger, which can be exchanged for skills, experience cards and rare props. The system can scan the target's strategy and happiness to guide the direction of action. With his wisdom and ability, he resolves crises and saves people from desperate situations, and his reputation quietly spreads. While others struggled to survive, he easily broke through and gained trust and followers. Traveled through twelve worlds. The sum of happiness breaks through the limits and unlocks the hidden ending - in an ordinary restaurant, the room is full of laughter, and there are no regrets in this life.