Swallowtail butterfly, a beautiful butterfly, gets its name because it resembles the tail of a swallow. Swallowtail butterflies actually refer to the shapes of tattoos engraved on the chests of Guligo and Swallowtail butterflies, tattoos that can change a characters personality. As for butterflies, although this animal has wings, it is not a bird; although it has no bones, it is not an insect (or does not look like an insect). With a dazzling appearance, you have to wait for most of your life to be ugly. The time when you have contributed your most beauty is also the day when your life is close to withering. They flew over a desolate and barren Japanese land that was different from Tokyo and Osaka. The people there spoke Chinese, British, and Japanese, because it was a mixed tribe. That place was called "Yuandu", and the people there Its called "Yuan Pi".
