因偶然的事故而独自留在了宇宙中的男人（都暻秀 饰）和想要让他平安返回的地球上的另一个男人（薛景求 饰）间的殊死故事。
Danny, a respected cop, is setup after an investigation goes wrong. While laying low in his new jail cell, Danny is forced to get involved in the inmates underground cage fighting circuit. With the help of Irving, a former mixed martial arts champion, Danny devises a scheme to bring justice and innocence to his family's name, if he can get out of the cage alive.
