The protagonist, Li Xian, was broken up and fired because he saw his girlfriend celebrating a birthday and being intimate with his boss. Unexpectedly, a system appeared on the phone that his girlfriend returned, with tasks and sign-ins. If you complete both, you can get amazing rewards. The protagonist continuously obtains rewards through the sign-in system, changes his own destiny step by step, travels across the city, enjoys life, and eventually becomes the most powerful giant.
