Nasa and Tsukasa take an overnight bus to visit his parents in Nara. They attempt to enjoy the trip like a honeymoon, when Chitose shows up at a service area, asking to know why Tsukasa married Nasa, who happens to overhear the conversation and begins to wonder the same thing. As the couple attempt to enjoy seeing the sights in Kyoto, Chitose appears again. She attempts to test Nasa to see if he's worthy to be married to Tsukasa, and he explains why he decided to marry her.
before being observed for 
the first time a century later.
.قبل أن تثبت صحّتها بعد مائة سنة من ذلك
und erst hundert Jahre später festgestellt.
y las descubrieron 100 años después.
y las descubrieron 100 años después.
aura attendu 100 ans
pour être validée.
sono state osservate solo un secolo più tardi.
foram observadas 100 anos depois.
Их доказали сто лет спустя.