For 'SM Station's 43rd release, Hyoyeon will be unveiling her first ever solo track titled "Mystery", which is described as a pop dance song with a latino vibe and an addictive melody.�

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SM Entertainment�also gave a sneak peek into the upcoming release with two sexy, charismatic cuts of Hyoyeon.�

Stay tuned to find more about Hyoyeon's "Mystery", coming soon on December 2!