Defend the City at the Beginning: Become Stronger When You Are Grateful

When Han Chen woke up, he traveled through time and became the incompetent crown prince of the Northern King of Zhen, who was sent to the border city of Luo for training. It happened that the barbarians were attacking the city, and they were in danger. Fortunately, Han Chen has a system that makes him stronger when he is grateful. Han Chen: "Father, you often say that a general's body is wrapped in horse leather and regarded as an honor. How can I just wait and see?" Soldier: "Uuuuuuuuuuuuuuuu" People: "Uuuuuuuuuuuuuuuu" Han Chen: These quotes from Three Kingdoms are really useful. Han Chen continued to gain gratitude, his force value continued to increase, he could also unlock special abilities, and successfully defended Luo City. "Han Chen, the good-for-nothing prince of King Zhenbei who is seeking fame, will return to Beijing tomorrow." "Isn't that right? I heard that Han Chen is engaged to the daughter of the Shangshu Mansion, but I heard that the daughter of the Shangshu Mansion is already in love with someone else." "Hey, no, why did the Crown Prince bring back a person who is as beautiful as a fairy? Moreover, the Crown Prince... Is so strong?" [Alternative History + Ancient Times + System + Pretending to Be a Pig and Eat a Tiger]