Kpop: f(x) Drops Unexpected, Creepily Beautiful '4 Walls' Music Video (VIDEO, PHOTOS)

A year and three months after their third album "Red Light," SM Entertainment's edgy girl group f(x) released the aesthetically pleasing "4 Walls" music video at midnight on Oct. 27.

Unique and creepily beautiful, "4 Walls" is a tad different from f(x)'s former title songs.

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Release, Music, Video, Amber, Luna, Victoria, Music video