The girls of�SPICA have released a CSI video for their�upcoming second single album, 'Lonely'.

The title track "Lonely", produced by Sweetune,�is described as a "retro-feeling sound with a sophisticated beat." It will be revealed along with the rest of their second mini-album on November 21.

This new introduction video was released for�CSI�(Coming Soon Interview), a series that takes a behind-the-scenes look at artists who are making a comeback or debut.

Check out the�music video teaser for "Lonely" if you missed it and the CSI�introduction video below!