Galge no Sekai yo, Youkoso!

A person discovers the ability to alter reality, making all the branching choices, events, and dialogue from the gal-game "Eternal Innocence" come true. Initially aiming to follow the main heroine's storyline, they unexpectedly find themselves involved in multiple routes simultaneously. New events unfold that were not part of the original game. The story explores the journey through these evolving real-life scenarios as the protagonist navigates an unpredictable path toward an uncertain ending.