Apocalypse: I Infiltrated the Enemy Camp Early

Shen Xinghe never expected that a scumbag man and a vile woman would trigger an alien trial space for her.

The aliens invading Earth fall silent when they see Shen Xinghe speaking flawless alienese.

The aliens invading Earth are stunned when they see Shen Xinghe produce interstellar weapons.

The aliens invading Earth scatter in every direction when Shen Xinghe's secret identity is exposed: she ranks first on their System leaderboard.