The structured facts provided identify Kasper (캐스퍼, born Lee Se-Rin, April 17, 1993) as a South Korean singer and rapper, currently a member of Play the Siren, who has been signed to DSP Media and Baljunso. The narrative material supplied, however, relates entirely to a different artist — Davichi's Lee Hae-ri — and contains no verified information about Kasper's discography, debut, chart performance, or career milestones.
Because K-Pop!t's sourcing rules require that every detail in a profile be grounded in provided material, and because the available Kasper-specific facts do not support a developed narrative, a full profile cannot be responsibly constructed at this time.
What the record shows
Kasper holds the roles of Player and Maknae within Play the Siren, the group under whose banner she is currently active. Her label history includes DSP Media and Baljunso. Beyond these data points, no sourced information about her solo or group releases, chart results, awards, or career timeline is present in the supplied material.
A complete profile should be revisited once verified editorial coverage of Kasper's own work — debut details, release history, and career milestones — is available for use as source material.