Rookie boy group ATBO continued to demonstrate their pure and boyish charms with a second set of concept photos for their 2nd mini album, 'The Beginning : 始作'!

In this latest set of individual teasers, the members of ATBO relax at home and convey a casual, playful mood, revealing what hobbies they like to enjoy on their own time. 

Meanwhile, this will mark ATBO first official comeback since their debut with 'The Beginning : 開花' and title track "Monochrome (Color)" in July of this year. 

Stay tuned for ATBO's return with 'The Beginnng : 始作', scheduled for October 26 at 6 PM KST.