Hoshizora Kiseki is the story of Kozue, a girl who loves astronomy, particularly the stars. On an excursion to witness a meteorite, she meets Ginga, a boy who is able to help scientists discover more information about the stars through a mysterious ability of his. However, he is forced to stay in a protective suit in order to carry out his mission. Because of this, Kozue decides to convince Ginga to make his own decisions and to take off the suit using his own will.
(Source: Sentai Filmworks)
Alternative Titles: Hoshizora Kiseki, Trace of Starry Sky, 星空キセキ