EXO's Chen released the teaser scheduler for his upcoming 4th mini-album 'DOOR.'

According to the teaser schedule chart released on May 8 at midnight KST, Chen will release the first mood poster on May 9 and the second on May 10. Then he will release the mood trailer on May 13.

He will continue to release more teasers until the album and music video release on May 28 so stay tuned for more teasers and don't miss out on any of them!

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