A worthless boy, reincarnated into a world run by women...

Lake Ryeokja, a tired 19-year-old boy-once a genius, now finds himself constantly on the receiving end of suffering. Working overtime as an assistant for an acting agency, he his forced to constantly do grunt work, always garnering criticsm from everyone around him. One day, after losing everything, he decided that his life was not one worth living anymore.

[You have been given an ???[FFF-Rank System]???][You have received the F-Rank Sword, Rapier of the Fallen Knight]

[Your experience gain has been multiplied by ???][You have been given the FF-Rank Skill, Vitality Steal]

Looking around lethargically, he was met by the sight of only women. Women as the leader, women as the warriors, as knights, women as all of the important figures. It was a fantasy world run and dominated by women.

As a former genius, Lake Ryeokja begins his journey to break the world down to its core.

Except... his sister is the villain...?