The family who has been with me in my teens and 20s, we are family.
The album has five songs, including the title track Regret.
The group debuted in 2008 and remained active through 2014.
Their hiatus extended as most of the group took part in their.
The album contains several singles, such as Never Let You Go: Shindemo Hanasanai on January 11, 2012, Denwa ni Denai Kimi ni on April 11, 2012, For You: Kimi no Tame ni Dekiru Koto on September 12, 2012, and Darenimo Watasenai Yo on December 5, 2012.
But with members Jokwon and Jinwoon finally back from their military service last year, the group has reunited.