According to the information provided, this anime could be " Magic Blade " or " Magic Blade Q." " Magic Blade " was a Japanese manga that told the story of a group of warriors who used magic blades to fight. The female lead, Miha Tendo, was attacked by a tentacle monster, but she eventually became a powerful warrior through her own hard work and courage. " Magic Blade Q " was an anime adapted from " Magic Blade " that aired in 2018. If you want to know more about this anime, you can provide more details so that I can better answer your questions.