Guild no Cheat na Uketsukejou (Novel)

Chapter 5
Chapter 4
Chapter 6
Chapter 4
Chapter 6
One day, due to God's mistake, Tomoaki Akinoi's life was accidentally snatched away. Though he gratefully accepted the cheat offered as an apology and reincarnated, he was reborn as a female elf! Then time passed, and Tomoaki now works as the intelligent and beautiful receptionist named Ilya in the Luneville branch of the Guild Association. In a world of swords and magic, her job in the guild begins today. (https://seiga.nicovideo.jp/comic/34128)