Jinjujeon

Original:
One day, a goblin suddenly appears in front of the main character, Jinju. This story is a goblin fantasy that unfolds Jinju’s hidden, locked memories.

MangaUpdates:
After nearly drowning, Korean high school student Jinju has been able to see strange "fish." Other than that her life continues as normal. That is, until one day after a snack on the way home from school, the "fish" become dangerous, and she's saved by two mysterious men who call themselves "goblins." This story is a goblin fantasy that unfolds Jinju’s hidden, locked memories.