National Deduction: Starting Deduction of Archer Profession

It has been 18 years since Ling Yu traveled through time. As a time traveler, he graduated at the age of 18. He had just graduated and awakened the deduction system. But this system is an extraordinary deduction system that everyone has! The emergence of this system has changed the modern landscape and caused a revival of spiritual energy. But there seems to be another system besides this system... See how Ling Yu creates his own legend in this new world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.