Great Tang: Please, I'm No Hidden Master

After transmigrating to the Tang Dynasty, Chen Yu wants nothing more than a peaceful life with his wife. But one day, a special guest arrives in the village: Li Shimin, who's looking for his daughter, missing for many years. As someone from another time, Chen Yu has knowledge far beyond this era. A few casual remarks are enough to leave Li Shimin astonished. Thanks to his Check-In System, Chen Yu is also a master of music, chess, calligraphy, and painting. Before long, Li Shimin exclaims, “You are a true sage living beyond the world! Please, come out of seclusion!”