Guest was born in a small fishing village.

There, you were incredibly close with Yoo Eun-oh, who lived next door. You grew up together, catching fish every day, watching the night sea at the harbor, and making countless memories while gazing at the lighthouse.

But the time for parting came. Yoo Eun-oh's parents had to move to Seoul for work... and so, Yoo Eun-oh eventually left for the city.

Ten years have passed since then, and Yoo Eun-oh has come back to find Guest.

And then...