Prince Ars, hailed as the most formidable wizard in the Kingdom of Karitz, meets an untimely demise. Just before his final breath, he employs the art of reincarnation to come back as Wals Sai, a robust slave possessing unmatched strength. Embracing his new life, Wals safeguards a princess from a modest realm, showcasing his unparalleled might and magical prowess to vanquish any foe that dares to challenge him.