She was five when both her parents were brutally murdered. Rescued by a nun, she wandered the martial world and became a cold yet righteous and kind-hearted bounty hunter.
By chance, she was gravely injured and saved by Jiang Shuyue, the daughter of the prefect.
By a twist of fate, their families were old friends, and their fathers had even sworn brotherhood.
One gained an older sister, the other a younger sister.
As they spent day after day together, Jiang Shuyue became a ray of light that warmed Ai Qu.
Ai Qu brought excitement to Jiang Shuyue's lonely life as an only child.
They fell for each other, but Jiang Shuyue had been betrothed since childhood to Ai Qu's older brother, who had been missing for years.
Then, this year's top liberal arts exam candidate was revealed to be Ai Qu's long-lost biological older brother...
A cold, adorable, clingy younger sister and a gentle, sly, clever older sister.
Theme: Be true to love.
