Datenshi-tachi no Kyōen is an OAV (1985) where the younger sister of a family (who gets in way over their heads) ends up owing the yakuza money. Because she can't pay, she is taken by the gang members to be used as a sexual toy. Then she vows to take gruesome revenge upon her perpetrators.
Score: 7.2
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Score: 8.0
Score: 6.4
Score: 7.2
Score: 7.0
Score: 6.8
Score: 7.4
