In her past life, Jiang Qingtan was plotted against step by step by her concubine-born sister Jiang Huairou, losing her marriage and having her reputation completely ruined, ultimately meeting a tragic death. Opening her eyes once more, she unexpectedly returns to the day of selecting consorts by shooting kites in the Imperial Garden! Facing the familiar paper kites and familiar traps, she decides not to repeat past mistakes. The concubine-born sister wants to marry into the imperial family relying on the reputation of the "Plain-Handed Medical Immortal"? She is determined to expose the fake medical skills; the noble consort sets up schemes, imperial princes contend for power, and East Palace crises follow one after another. Relying on memories of her past life and true medical skills, Jiang Qingtan breaks through the plots step by step, transforming from a pawn manipulated by others into the Crown Princess who holds her own destiny.