Although not knowing why Iron Sword Camp was determined to invade into the Eastern City Gate, Wu Beichen understood that it must be a very important base for the rebels. Hence, he had to protect it at all costs.

What's more, this was his obligation.

He was worried about Granny Cai and her granddaughter.

However, he had to obey the military order, so he could not find time to save them now.

At the same time, when he recalled that person ...