KNK's Seoham went through a "Lonely Night" of drinking in his music video teaser! In his teaser, Seoham sits at a table of liquor alone as he stares at a goldfish in his cup. 

As previously revealed, KNK is gearing up to make a return with their 3rd single album 'Lonely Night' on January 7. The group will be making a comeback with new member Lee Dong Won with a more somber concept. KNK's Heejun also had a hand in writing the lyrics for their title track "Lonely Night". Watch Seoham's MV teaser above!