share time: 2026-01-09 06:02:15
Su Xiao, a heart transplant recipient, always gasps for air when she meets Lin Shen, a bar singer—that’s the “instinct” of her donor’s heart. It turns out Lin Shen was the boyfriend of Xu Zhixia, a late pianist, and the heart in Su Xiao’s chest is quietly carrying Xu Zhixia’s unspoken obsession: her death was no accident. When Su Xiao tries to uncover the truth, Lin Shen mistakes her for a “replacement.” As they clash between “heartbeat resonance” and “identity misunderstanding,” on a rainy night, Su Xiao holds Xu Zhixia’s old sheet music—her heart suddenly throbs violently, and the secret hidden in the notes is about to break free from the chains of breath.
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