I Sign In at Chang'an, and Li Er Drafts Me from the Start

After transmigrating to the Tang Dynasty, Su Yu had planned to rely on his sign-in System and live a carefree, idle life.

Who knew that on his very first day, the sign-in would award him the Nine Heavens Art of War, and he would be caught red-handed by Li Er, who was traveling incognito?

Li Er's eyes gleamed. “My dear subject, the Turks are raiding our borders, and this military treatise...”

Su Yu: “I’m actually a chef!”

With a casual sign-in, he got a copy of the Millennium Cookbook of China.

Li Er stared at the recipe for “Beef Stewed with Potatoes” and fell into deep thought. “How much can you harvest from an acre of these potatoes?”

Su Yu: “...”

Was it still too late to insist that he really was a chef?