An ordinary time travel, she became a teenage girl with a very naughty childhood sweetheart. She thought she would have a sweet love with her childhood sweetheart, but things didn't work out and her family fell into decline. In an accident, she met the master of this era and a domineering prince. She realized that she needed a backer, so she worked hard to make money and practice martial arts, just so that she could do what she wanted to do and control her own people in the future.
Concept: Romance, sweet love