A year has passed since Mizuho left Earth. Everythings change and have fogotten about her thanks to Mizuho's planet. But thanks to her mother and her sister's help, she returns to Earth and this time, she's staying at Earth for good. As she becomes a teacher once more, she introduce herself which is similiar to Episode 1.
She moves in at the same neighbourhood with Kei and even helps her carry the stuffs. But the differenece is that they switch sides and Mizuho tripped and fell onto Kei. She cried while not facing him and intend to tell him everything but to her surprised, she was shocked that he ask whether she's doing another planetary research.
When he manages to answer her first date (in episode 5), he manage to answer it. He tells him that he's been holding her Pochy box even since she left and after seeing her, he remebers it. She cried while Kei intend to be with her forever. The finale ends by each others kiss while her sister and her mom were happy to see it. Now they are tog
Démise de ses fonctions d'observatrice galactique par les autorités et consignée au QG, Mizuho décide cependant de retourner sur Terre en secret. Pendant ce temps, Kei, dont la mémoire a été effacée, semble mener une vie tout-à-fait normale. Pourtant, il ressent comme un vide inexplicable dans son coeur...
高校二年の初夏。桂は、心にポッカリと開いた穴の存在を感じながら、日々を過ごしていた。何が足りないのかすらわからない。そんな彼が通う学校に、新任の教師が現れる。彼女の名前は、風見みずほ。そんな時、桂は自分が進んでいることを感じていた。風見みずほと出会うことで、自分が再び加速し始めていることを……。