From the snippets we've gotten to hear, the song already sounds very promising, especially as it is the work of producing team�Sweetune�(Han Jae Ho�&�Kim Seung Soo), whom the girls previously worked with for "Russian Roulette".�

"Ghost" is a song about yearning for a past love that cannot be easily erased from one's memories and heart like a lingering 'ghost', and the digital single will be released on November 5.�

It seems the girls have transformed themselves into runway models for the new video coming up, so take a look at the second teaser above!

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