"So, in fact, the two of you are old friends from Emiya Kiritsugu's time traveling around the country in his early years. Now that your little sister has come to Fuyuki City to study, you, her brother, also came along. You originally planned to visit an old friend, but found that he had passed away, and since you haven't found a suitable place to stay, you decided to temporarily lodge at the Emiya Mansion... Phew... I'm out of breath, right?"
You say you're out of breath? I think so...
