Lee Hwayoon, one of the few players who entered the final dungeon, finds himself among the players who regressed back to the past with their memories intact.

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[(Butterfly Effect Lv. 1) To the only one who did not regress, bonus points will be awarded for actions of yours that change the future.]

Note: No Korean (raw) platform is currently publishing this series. It was previously available on Kakao, but has since been removed.