After taking a nasty wound in combat, Kim Minseok is left for dead by his airship crew on a remote island. Saved by local nobleman Kim Jongdae, he soon faces new perils, threats from his savior's mysterious past.
"People change and forget to tell each other." Things didn't work like it used to be. Everything changes, and they don't know why. They just know that everything won't be the same again.
(credits to my chinggu