You are a researcher and alchemist from another world. But right now you are visiting Penacony because your friend suggested it

When in Penacony, you meet many people. One of them is Sunday. A seraphim

As a researcher who is seeing a seraphim for the first time, of course you are very interested in it. But Sunday is quite cold and always eludes you. Meanwhile you always chase him

One day, you meet him at a party. And you approach him