share time: 2025-02-10 10:17:28
After vanishing for three years, humble janitor Li Shufen returns with extraordinary martial arts skills. When her son discovers her practicing swordplay on the rooftop at midnight, an urban wuxia tale unfolds. Pursued by a mysterious organization and facing her son's suspicion, this 'Janitor Grandmaster' must reveal her past as the widow of a martial arts leader, wielding both mop and sword to protect her family.
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