Memorize

Having summoned to the alternate, game-like universe of the Whole Plane 10 years ago by mysterious angelic beings, Soohyun has finally reached the Apex of the world. But at what cost? Using his privilege as the Apex, Soohyun invokes the power of Code Zero to go back 10 years and rectify his past filled with tragedy.

Original Webtoon:
KakaoPage, Daum