Ninomiya is an ordinary high school student who lives at home with his older sister Ryoko. However, Ninomiya's life ceases to be normal the moment a cute girl named Mayu descends into the middle of his school's campus in a military-grade helicopter. It turns out Ryoko sent this girl, along with her older brother Mikihiro, to live at the Ninomiya household.
沢城みゆき
as Reika Hōjō (voice)
門脇舞以
as Mayu Tsukimura (voice)
成田剣
as Mikihiro Tsukimura (voice)
千葉紗子
as Shinobu Kirishima (voice)
根谷美智子
as Ryōko Ninomiya (voice)
間島淳司
as Shungo Ninomiya (voice)
綱掛裕美
as Irori Okushiro (voice)
宮田幸季
as Mitsuru Hosaka (voice)
明坂聡美
as Hinako Ayakawa (voice)
遊佐浩二
as Tasuku Okushiro (voice)
保志総一朗
as Taichi Inoue (voice)
近藤隆
as Heisuke Yoshida (voice)
Episode 1
Episode 2
Episode 3
Episode 4
Episode 5
Episode 6
Episode 7
Episode 8
Episode 9
Episode 10
Episode 11
Episode 12
