Transferred to another world, but I'm saving the world of an Otome game!?

Chapter 15: The Culprit and Me?!
Chapter 14: Detective King and Me?!
Chapter 16: The Seven Trials and me?!
Chapter 14: Detective King and Me?!
Chapter 16: The Seven Trials and me?!
A two-part one-shot about a guy accidentally transported to an Otome game by his sister. To get out, he needs to clear a love route, but he tries his best to find another way.
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