An unnamed man suddenly finds himself in an unfamiliar train station.

I've always wondered what makes something beautiful. Like, what is the standard? Apparently, beauty means something that satisfies the aesthetic craving of a person. But is that all there is to it?

Kuro, a 21-year-old hitman, found a little girl during one of his hits. Seeing the girl in a sorry state, he was forced to take the girl with him. Here starts a comedic/heartwarming story about a mysterious little girl and a hitman!