The Last Immortal's Theorem Anime Details and Episodes "I thought I was doomed to endless despair." Ylledia, an immortal, "trapped" by eternity, feels helpless witnessing her loved ones perish. Her deep sorrow… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryKorea GenresFantasyRomance TagsMagicAlternate UniverseSwordplayHeterosexualTomboyFull ColorAge GapAmnesiaComing of AgeElderly Protagonist RecommendationsPillia Rose: Gasiwanggwanui YeeonNaui ManyeoThe Hopeless Desire of a Witch