Was Natsuki's first love, Atri? His beautiful childhood memories are gradually being overwritten. Despite his unwillingness to admit it was her the facts around him are lining up to force him to, but he continues to deny it. 
You must've had a bad dream. There, there.
لا بدّ أنّك رأيت حلماً سيّئاً. اهدأ، اهدأ
Hattest du einen Albtraum?
Tuviste una pesadilla, ¿no?
No pasa nada.
Has tenido una pesadilla, ¿no?
No pasa nada.
Tu as fait un mauvais rêve ?
Ça va aller.
Hai fatto un brutto incubo?
Você teve um pesadelo, não foi?
Вам приснился кошмар?
Не беспокойтесь.