The boys will be coming back with their 2nd full album soon. This will be their first group comeback since six months ago with "Movie", as the members have been dropping solo songs for their 'Piece of BTOB' project.�

The boys are full on tackling the autumn mood for their first set of concept images.

SEE ALSO: [PHOTOS] BTOB express enthusiasm about finally meeting fans through 'Our Dream' fan concert tour

Check out all the teasers below and stay tuned for their comeback on October 16.