Elaine marries corporate CEO Silas Voss after years of secret love. Four‑year‑long loveless marriage crumbles when Silas’ former lover Tali, Elaine’s half‑sister, returns from divorce. Worse, Elaine is diagnosed with terminal cancer with merely three months left to live. Silas stays torn between his past romance and dutiful wife, blind to Elaine’s agony. Neglected by her cold‑blooded birth family, Elaine only gains solace from a stray puppy Remi she rescues. Witnessing Silas repeatedly choose Tali over her, heart‑broken Elaine leaves behind a secret diary. On their wedding anniversary, Silas rushes to Tali’s emergency call, abandoning Elaine, who makes her final tragic choice.