[Photo] AtHeart reinterprets '3! 4!'

Group AtHeart (AtHeart) held a "3! 4!" release showcase and a multi-form drama production presentation at the Ryse Autograph Collection in Seogyo-dong, Seoul, on the afternoon of the 19th.

AtHeart (Michi, Arin, Katelyn, Bom, Seo-hyeon, Aurora, Nahyun) is expanding its universe with the second single of the "TIME TRAVEL PROJECT," "3! 4!," and the time-slip adventure drama "3+4!," depicting youth from different eras running toward the same dream.

AtHeart members perform "3! 4!." Aug. 18, 2026

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