T1419 released the second MV teaser for their comeback title track "FLEX."

The boys debuted with the first part of the 'Before Sunrise' series and they are now ready to release the 'Before Sunrise Part.3'. In this teaser video for "FLEX", the T1419 members are seen 'flexing' their charisma. 

T1419's 'Before Sunrise Part.3' is set to release on August 23 at 6 PM KST. Meanwhile, T1419 plans to hold a global showcase through V Live and Twitter simultaneously.