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7.0
/10
TMDB Rating
N/A
AER
i
AER stands for “Average Episode Rating” and is calculated by averaging all rated episodes.
In the spring, when Kashiwazaki Yui and her 3 years old son were coming back home from kindergarten, she let go of her son's hand for a moment and then he was gone. 9 years later, her son appears in front of her again.