The Future Mecha Queen

Witnessing her mother's weak and tragic love until her tragic death made her indifferent to love. She was pushed downstairs by mistake, but traveled to the future a thousand years later, to a rich concubine. Because the original owner was a waste, she was ostracized at school and disliked at home. A chance to protect his mother inspired his potential. From then on, she was no longer a waste. Before she became strong, she not only had to face the eldest lady's difficulties and the provocation of her half-sister, but also had to calm her father's distrust. See how she finds the opportunity to gain a foothold and stand on the top of the strong with her amazing abilities?