Several decades ago, Jia Long was young and famous worldwide, yet he always remained under the shadow of old Stark. To say there were no grudges… that's hardly possible, right?
Looking at the other's behavior and character, he doesn't seem like a generous person at all.
After the world was saved, old Stark suddenly passed away.
Freed from his suppression, Jia Long's career soared. Though he didn't possess the colossal popularity of the heroes in the spotlight, he was a very influential figure in Zhonghua Country.
Moreover, during the design of the Lonely Wanderer, Jia Long made a mistake corrected by old Stark, but he bore a grudge ever since, constantly challenging old Stark, which was well-known.
Iron Man's suspicion of Jia Long's involvement in his father's death was inevitable.
Yan Xiaobei learned about the past grudges between Iron Man and Jia Long from Queen Bee, understanding why such a famous superhero was so obsessed with this name.
