Isekai Heroine to Dousei Seikatsu!?

The protagonist, a hunter living in the countryside, was out hunting in the mountains as usual when he suddenly heard a scream. He ran towards the sound and found a woman being attacked by a beast he had never seen before.
He rescued the woman and looked at her face, only to discover that she had very long ears...
Yes, she was an elf.

This story follows the lovey-dovey cohabitation life of the protagonist, who lives in the modern world, and an elf who has been transported from another world.