[Three Kingdoms] I Pledge My Life to Fulfill Your Promise

In his first life, Guo Jia died of illness while campaigning against the Wuhuan in the north, unable to adapt to the climate.

Reborn, he died at twenty-four after a transmigrator stumbled into his world.

Thinking it was all over, he was approached by someone calling himself the System, who proposed an alliance to eliminate transmigrators.

(The above is the general background.)

Theme: A man will die for one who understands him