Seventeen have released their first MV teaser for "Happy Ending" - their 1st Japanese original single album!

The group's 1st single album 'Happy Ending' contains a total of 3 tracks, including title song "Happy Ending", "Oh My!" Japanese version, and "Healing" Japanese version. The album comes in a total of 5 unique versions including first press limited editions A, B, and C, a normal board edition, and a special CARAT edition!

Watch Seventeen's luxurious "Happy Ending" MV teaser above, while you wait for the single album to hit store shelves this May 29!