NCT U's�Mark�and Lucas�are the latest "bosses" to be teased for the group's upcoming track "Boss"!

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Like the previous teasers, Mark and Lucas' teaser video and images have an ethereal, mysterious quality that's keeping fans guessing.�As previously reported, NCT U have already released the�music video teaser�for "Boss",�and it looks like fans will get more teasers of the members. "Boss" is a part of�NCT's 18-member comeback project 'NCT 2018'.

Stay tuned for updates on NCT and NCT U!