[Power fantasy + killing Japanese invaders + behind-the-scenes scheming + other screen adaptations + single heroine Yu Manli + daily life + fiery action] Don't read if you dislike these!!!
The protagonist transmigrates to a Beijing courtyard home in 1942 and becomes He Daqing's older brother, He Dazhu.
He soon realizes that he is deep behind enemy lines. At the same time, the protagonist awakens a System for killing Japanese invaders.
So He Dazhu begins slaughtering the invaders in Beiping.
Every Japanese invader he kills lets him level up and obtain all kinds of weapons and ammunition, such as Barrett rifles and Gatling guns…
He also sends out all kinds of intelligence to change the course of the war, leaving the Japanese invaders utterly baffled!
From then on,
He Dazhuang becomes the King of Slaughter, the King of Intelligence, and the underground overlord!!!
The Japanese invaders tremble at the mere mention of him…
How big and strong, what a big pillar...