Spring of Youth (Korean: 사계의 봄) is an upcoming South Korean teen romance television series written by Kim Min-cheol, directed by Kim Sung-yong, and starring Ha Yoo-joon, Park Ji-hu, and Lee Seung-hyub.

The series is about a top K-pop star, Sa-gye, who is forced to attend a university campus, forming a four-member co-ed band, and grow through passionate love and music.

[1] Lee Seung-hyub was reportedly confirmed his appearance and began filming on November 4, 2024.

[5] On December 6, Hankook Ilbo reported that Park Ji-hu was starring as the female lead.

[3] On December 23, Ha Yoo-joon, Park, and Lee were reportedly confirmed their casting.