By the time Sunny flew close enough to distinguish the source of the white spark, it had already disappeared. However, finding the source was not too hard — there were not a lot of things that could be distinguished from the empty expanse of flowing water on the Great River, after all.
By then, it was already morning. The suns were slowly rising from below, and the world was enveloped in the dim glow of twilight. The soft radiance of the shimmering water had dissipated, making it easier for Sunny to see colors.
Hovering high above the current, he froze. There was a stunned expression on his face.
'...How is this possible?'
Far below him, a vast span of the Great River was painted red. Blood was clouding the clear water, and the polluted patch of it was at least half a dozen kilometers across. From high up, it looked as if a bloody flower was slowly blooming in the middle of the river.