Aizawa Azusa, a corporate drone who died of exhaustion from overwork in her previous life, is reincarnated in another world, where she decides to live out a slow and uneventful life forever. But then, 300 years later, she discovers that the experience she earned by defeating slimes every day just to keep up her easy lifestyle has brought her to level 99 and made her the strongest in the world. The rumors begin to spread, and soon trouble comes knocking...
I always knew the Witch of the 
Highlands was truly a great witch!
لطالما عرفتُ أنّ ساحرة المرتفعات
!ساحرة عظيمة بالفعل
Ich hab ja immer gewusst, dass die Hexe
aus der Hochebene eine großartige Hexe ist!
Sabía que era usted poderosa,
bruja del altiplano.
Sabía que era usted poderosa,
bruja del altiplano.
J’étais sûre que vous étiez
une grande sorcière !
Ho sempre saputo che la nobile 
Strega dell'Altopiano era grandiosa!
Eu sabia que a Bruxa das
Terras Altas era poderosíssima!
Я всегда знала, что 
Ведьма с нагорья — великая!