Nombre original: 첫사랑 만 세번째
Fecha de estreno: 11 de febrero de 2022
Serie
Tiempo promedio: 25 minutos
Géneros: Drama
Sinopsis: Yeon Seok, a novelist secretly living for 300 years, reunites with his reborn first love Ha Yeon. Their bond deepens as Ha Yeon becomes his editor.