I, Food Delivery Guy, Became Invincible After Three Years of Signing In

Chen Nuo, a junior at Huaqing University, faints while part-time delivering food but awakens a god-tier signing-in system. The system reveals he has a terminal illness but can extend his lifespan and gain skills through signing in. After delivering meals to a physics professor and mastering physics, he continues to sign in and acquire math professor-level abilities, sparking a rivalry between the two departments. However, Chen Nuo prioritizes delivering food to accumulate even more skills.