I Just Became a King of Power, and Now I've Been Chosen by an Escape Game

I am Shigong Xinyue.

An ordinary young master from a wealthy family who has just become the new Seventh King, the Colorless King.

His favorite daily activities are teasing his ice-cold older sister, Shigong Kaguya, messing with a golden-haired loser, and chatting about life with his beautiful, mature senpai... In short, he thoroughly enjoys his brief, carefree daily life.

But turning points often come out of nowhere. When a game called Escape Game descends upon the world, everything changes completely.

The newly appointed Colorless King is unfortunate enough to be chosen as one of the escapees.

And his teammates are a group of seemingly delicate, yet strangely "familiar," older sisters...