Binbou Reijou no Kanchigai Seijo-den - Okane no Tame ni Doryoku Shitetara, Oozoku Harem ga Dekite Imashita!?

Synopsis:

Despite being a baron, Sophia's struggles led her to become an explorer. However, she perished in a dungeon one day, and she unexpectedly returned to her infant state! "And after that, I worked hard in my training and did my best." With a brilliant grin and pinpoint magic, you will have the ideal Sophia! However, after her father revealed to her that he was unwell when she turned 15, she decided to become an adventurer in order to raise money for his medical bills. "Since this has occurred, I will utilize my past life's memories and experiences to make rapid money and retire soon!" However, the princes managed to get together while I was out exploring, and they all began to treat me like a saint. And I had to battle a terrible person and break the law in the end?