TAN have dropped their dance practice video for "HYPERTONIC".

In the dance practice video, TAN go over their powerful, energetic choreography for their recent track. "HYPERTONIC" is the title song of the group's first album 'W Series '3TAN' (World Ver.)', and it's about someone who makes your adrenaline rise.

Watch TAN's dance practice video above, "HYPERTONIC" MV here, and let us know what you think in the comments below.