The rookie girl group DIA just made their comeback with the 2nd mini album 'Happy Ending'. The title track of the album is 'On The Road'.

The girls have returned for the first time in eight months; their bright concept made the summer even more beautiful than before. Their delightful youth is well portrayed as the girls take you through the wonderful moments in the music video.

See for yourself below!

Girlfriends who meet to open up their box of memories of their past year rejoices as they have grown up to be more wonderful as young women through difficult roads. This summer is like the best of all, having to spend pretty moments with each other. Love has also come along their way adding more beautiful colors to their summer.

The album contains seven tracks including Ye Bin's 'Wait for You' and Eun Chae's 'I Will Remember'.

Check out the Jacket Making Shooting of the album below:

Let us know your thoughts about this new release in the comments below.