After a long absence, Shunsuke returns home at the invitation of his older sisters. He learns that his sisters suffer from a rare condition: they have abnormally strong sexual desires resulting from a disease. Now, Shunsuke must do whatever he can to improve their health.
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Japanese : デカくてエッチな俺の姉
Aired : Dec 20, 2013
Studios : T-Rex
Duration : 27 min.
Subs : English
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