 After almost 2 years it was announced that the members Rahi, Rika, Lani, Juju and Ahyul left the group.The remaining 4 members Jiwon, Jieun, Riwon and Songha were preparing to release a new song in August.The group made its comeback as a quartet releasing the song "Slowpoke" on August 15, 2015

In July 2016 Jieun left the group and the company and joined girlgroup RaNia under the company DR Music.