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? ⅰⅱⅲ在她的治療師的建議下 ，一位年輕女子和她的丈夫試圖通過(guò)參加一些扭曲的奴役游戲來(lái)加深他們的婚姻關(guān)系。 與此同時(shí)，這名女子的姐姐，一名警察，正在追逐一名連環(huán)殺手，并對(duì)眼罩和手銬感興趣。 這兩者有關(guān)系嗎  ？Following advice from her therapist, a young woman and her husband try to spice up their flagging marriage by taking part in some kinky bondage games. Meanwhile, the woman's sister, a cop, is hot on the trail of a serial killer with a penchant for blindfolds and handcuffs. Could the two be related?