KNK's Inseong poured it out in his music video teaser for "Lonely Night". The MV teaser gives a preview of the "Lonely Night" melody and beat as Inseong pours out what looks to be gasoline on a pile of clothes and belongings. 

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, and the group has been teasing a more somber concept. KNK's Heejun also had a hand in writing the lyrics for "Lonely Night". Watch Inseong's MV teaser above!