The Rising of the Shield Hero - Season 1 - Eps 6: A New Comrade
The mysterious girl that showed up out of nowhere was actually Filo. She's a filolial queen with an advanced transformation ability, and she can even take human form thanks to it. However, her clothes get ripped every time she transforms, meaning Naofumi has to get her some magic clothes if he doesn't want to go broke. The party leaves on a new adventure to gather the materials required.
About The Rising of the Shield Hero

Title: The Rising of the Shield Hero
First Air Date: 2019-01-09
Last Air Date: 2023-12-22
Status: Returning Series
Rating: 8.533/10 (from 1383 votes)
Language: JA
Seasons: 5
Total Episodes: 51
Network: AT-X
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy, Drama
Production Companies: Kinema Citrus, Good Smile Company, Nippon Columbia, Glovision, NTT Plala, Frontier Works, Sammy, DR Movie, KADOKAWA Media House, Crunchyroll, NTT Docomo
Synopsis
Iwatani Naofumi, a run-of-the-mill otaku, finds a book in the library that summons him to another world. He is tasked with joining the sword, spear, and bow as one of the Four Cardinal Heroes and fighting the Waves of Catastrophe as the Shield Hero. Excited by the prospect of a grand adventure, Naofumi sets off with his party. However, merely a few days later, he is betrayed and loses all his money, dignity, and respect. Unable to trust anyone anymore, he employs a slave named Raphtalia and takes on the Waves and the world. But will he really find a way to overturn this desperate situation?
Cast

Kaito Ishikawa
Naofumi Iwatani (voice)

Asami Seto
Raphtalia (voice)

Rina Hidaka
Filo (voice)