Trying to help her lover who is facing money troubles, Ellen Saint solicits some loan sharks to help. The problem is that these criminals have no scruples in asking for sex in return; first abusing the beautiful woman, then involving her in this cruel blackmail ring. The cope gets larger and larger as they involve other young girls, forcing them to have sex until finally it even includes Ellen's cute sister (Liliane Tiger). Many hot sex scenes follow until the total submission of the helpless girls to the lust and pleasure of all the people taking part to this sex-crime.