Quickly Wear: My Sister Is in Front of Me, Killing Me, and You Are Laughing and Joking Behind Me.

Zhang Man, who has been unlucky since she was a child, stepped on a banana peel that fell from the sky when she was going downstairs. A white wolf who called himself the System rescued her. Zhang Man agreed to complete the task with him. Zhang Man and Bai Lang have experienced many planes. With Zhang Man's unlucky physique, Bai Lang secretly helping, and the mysterious man secretly controlling, they can always turn things out of danger... Concept: Zhang Man~Zhang Shihan~