The Legitimate Daughter Has Her Hands Full

She came, she died, and she promised her that she would fulfill her final wish so she could leave in peace.

Quietly, she outmaneuvers her half-sister and guards against her stepmother, wins over old allies to serve her, and curries favor with the powerful to protect herself. Just as everything seems to be falling into place, an old acquaintance arrives from the south, setting off one upheaval after another. Can she hold her ground amid all the power struggles and find a peaceful refuge of her own, where she can face the sea and enjoy the spring warmth and flowers?