After being introduced to Yena, Yoonseo and Jieun, it's time for the final 1PS member to be revealed! Named Saeha, she possesses a deep and pleasing voice that is sure to capture the ears of listeners and new fans.

1PS is short for '1PIECE-SCORE', meaning one music score, and that the four girls will be singing one song by matching each other's harmony.�

Now that all four members have been revealed, stay tuned for more concept teaser photos coming your way before their official debut in March!

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