KEY THE METAL IDOL

当前可确认的中心女性关系是友情、搭档或团队关系。 The cited premise is about broad public “love,” identity, and female friendship rather than an established central female/female romance. 剧情依据：After her scientist grandfather dies, emotionally flat Key pursues a condition said to make her human and enters an idol/cybernetic mystery involving exploitation and danger. 结局范围：The licensed complete collection contains episodes 1–15; detailed final revelations are not summarized in the cited series description. 男性关系：male_and_female_industry_figures_are_material 关系背叛：not_established 亲密内容：official_nudity_sexual_content_and_suggestive_dialogue_advisories 参与者：young_female_lead_and_adult_industry_figures_exact_ages_unverified 年龄与同意：young_naive_female_lead_exact_age_unverified 强迫与控制：idol_industry_exploitation_and_manipulation_risk 暴力与恐怖：violence_and_cybernetic_danger 待补证：Verify the detailed ending and the full scope of exploitation/consent risks from episode-level sources. 基于既有研究资料作出的 AI 评级；未重新抓取外部资料。未知项不表示安全或不存在。