I Was the 'Useless' Saint and Got Exiled, but Now I'm Thriving as a Royal Apothecary in a Neighboring Kingdom! You Were the Ones Who Kicked Me Out, So Don’t Come Begging Me to Return Now!

「用済み」聖女と追放されましたが、隣国のお抱え薬師として第二の人生謳歌します！～そちらが追い出したくせに、今さら戻ってこいなんてお断りです！～