The first letter of the team name, X, means a function, an unknown. It means that it will express things that cannot be defined in the world in X:IN's own color.
X:IN
X:IN is a team that emphasizes outspoken expression and artistism that creates itself rather than tamed idols, breaking away from decorated idols.
The debut song 'KEEPING THE FIRE' is about challenging passion and dream without doubting it.
