Once a little girl who grew up around her dads and uncle and learned how to fight like most of them she grew to have a even match as most of the Saiyan males were weak compare to her. One day after she was sent she got one last letter from her father that their planet is destroyed and that she was the only one left so she decided to give it her all defending her planet but she wasn't alone. Izuku her boyfriend the only one who defeated her helped her on her journey to become the strongest and one day as they both found the dragon balls Momo accidentally made a wish that changed her life forever that she made her boyfriend who helped her who is also her fiancé turned to a Saiyan and somehow she was happy that she made Izuku the same as her as she was now no longer the last one since Izuku is one of her.

Ship

Izuku(Saiyan later on) x Saiyan Momo

This might be a sequel who knows but yes both Izuku and Momo will be Saiyans but most of the story Momo is the only one so far.