On May 12, 2020, a shocking case occurred in Huaxia.

The Iron Man Laboratory, led by Lin Jianming, a top scientist in China, was attacked by the gangster organization "Lawless", and all scientists were killed, including Lin Jianming himself.

Lin Jianming's only son, Lin Dong, disappeared in this attack.

At the same time, there is also the steel armor that scientists have just successfully developed - the god of war!