17.5Heroic Age
2007·Animation


最近、妹のようすがちょっとおかしいんだが。
A girl named Mitsuki Kanzaki lives with her step-brother Yuya after her mother remarries. One day, Mitsuki is possessed by the self-proclaimed spirit of a young girl, Hiyori Kotobuki. Hiyori (in Mitsuki's body) must fall in love with Yuya to move towards the "Gates of Heaven."
Streaming availability in the US.
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