Belle

Belle (벨), born Anabelle Hyewon Shim (심혜원), is the main vocalist of KISS OF LIFE and one of the clearest proof points that fourth-generation K-pop still has room for real vocal identity. Born in Seattle on March 20, 2004 and raised between the US and South Korea, she entered the industry with an unusual advantage: before debuting as an idol, she had already built professional songwriting experience, including work connected to the SM system. That background shows in how she approaches performance. Belle does not just sing the melodic peak of a track. She understands how songs are structured, where tension should build, and how to make a chorus land with weight rather than volume alone. Inside KISS OF LIFE, her voice gives the group much of its emotional center, especially as the quartet leans into R&B-pop material that needs control more than excess. Her pre-debut solo track Countdown previewed that balance, and the group's post-debut run has only made it clearer. She also drew early industry attention in July 2023 when she received the Proud Korean Grand Prize in the composer category at the Korea Best Brand Awards. Between the family lineage, the writing credits, and the vocal execution, Belle reads less like a rookie who broke quickly and more like an artist who arrived with a full toolkit already in place.