it's called lucid spring! and it's kind of a long story.
Those are some very pleasant background. =)
Yeah, I particularly like the realistic portrayal of the moon-or-planet visible in the blue sky.
...And now that I reread and look closer, I see there might even be a second one, too. Which looks like it has a moon.
(That, or a cloud with glare.)
Did the world turn upside down?