I'm Running for Crown Princess, but All I Want is a Steady Paycheck! (Manga) Vol. 2

Therese, the daughter of a poor marquis, has been staying at the castle as one of the prince’s consort candidates. She receives tutoring from her attendant, Leina, to aid her in becoming a lady-in-waiting. One day, while Jade, her escort knight, is away, some noblewomen take advantage of the situation to barge into Therese’s room and cause trouble! They lay a hand on Leina, outraging Therese! Even if they are noblewomen, Therese isn’t about to let anyone bully her friends! After all the chaos, Therese receives a visit from a very special guest: the prince himself!