Super interesting.
A modern day Korean girl is involved in a plane accident and ends up in another world. In this world are zombies, called "Mannocks" she is enslaved in some mines for a while where she meet another girl who can speak Korean. They run away together. They live happily for a while, when it's revealed that this other girl is slowly becoming a mannock. So when they're discovered by a group, she distracts them while our mc runs away. MC stumbles across a house, and attempts to enter where she is accosted by some bandits.
The ML shows up and kills the bandits when he detects mannocks in the area. The FL Follows him. Though at first he hates it, he slowly likes her. When she gets a fever, he freaks out and brings her to a city. That's where we're at.
The Thorn That Pierces Me