My Mother, The Valor Princess

The Valor Princess of Clusia, Reign Lynch, secretly starts a new life on the outskirts as a hawker with her daughter after her heroics in a fierce battle. Years later, an attendant searching for her discovers that her son-in-law, Caleb Scott, has taken the Civic Exam and informs the emperor. In recognition of Reign’s contributions to the country, the emperor quickly decides to name Caleb the Premier Scholar for that year.