Pentagon have dropped their choreography practice video for "Fantasystic".

"Fantasystic", produced by Giriboy, is a track from Pentagon's 9th mini album 'SUM(M:ER)', which featured "Humph!" as the title song. In the dance practice video above, the Pentagon members get ready to hop into the pool in cute outfits.

Watch Pentagon's "Fantasystic" choreography practice video above!