The mystery behind the teaser image posted earlier has been solved!

SM Entertainment has confirmed that it's new, unique group NCT will be debuting another unit this July! NCT 127 is a unit group of NCT based in Seoul, with the number 127 representing the longitude coordinate of the capital city.

Consisting of 7 members, NCT 127 will be a mixture of Korean, Chinese, and Japanese members. Their debut stage is set to take place July 7.

Who do you think will be a part of NCT 127?