Lin Wan 'er knew Wu Zhu.

Lin Wan 'er learned of Wu Zhu's existence in " Celebrating Years " and discovered that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu. In order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er knew about Wu Zhu.

In Joy of Life, Lin Wan 'er learned of Wu Zhu's existence and found out that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu. However, in order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er finally forgave Wu Zhu. The specific details and plot description were not provided, so it was impossible to determine how she knew of Wu Zhu's existence.

Lin Wan 'er learned of Wu Zhu's existence in " Celebrating Years." When she discovered that Wu Zhu was Lin Gong's murderer, she instantly turned black and decided to work with the Qing Emperor to set up a trap to kill Wu Zhu. However, Fan Xian stopped her in time. The specific details and plot description were not provided.

In the novel Joy of Life, Lin Wan 'er learned of Wu Zhu's existence and discovered that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu. In order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er found out the truth behind Wu Zhu's murder of Lin Gong.

Lin Wan 'er learned of Wu Zhu's existence in " Celebrating Years." When she discovered that Wu Zhu was Lin Gong's murderer, she instantly turned black and decided to work with the Qing Emperor to set up a trap to kill Wu Zhu. However, Fan Xian stopped her in time. The specific details and plot description were not provided.

In the novel Joy of Life, Lin Wan 'er learned of Wu Zhu's existence and discovered that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to work with the Qing Emperor to set up a trap to kill Wu Zhu. However, in order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er finally forgave Wu Zhu. The specific details and plot description were not provided, so it was impossible to determine how she knew of Wu Zhu's existence.

Lin Wan 'er knew Wu Zhu. In Joy of Life, Lin Wan 'er was Fan Xian's official wife. After learning that Fan Xian's other identity was the " messenger of the Temple," she guessed Wu Zhu's true identity. In the TV series, Lin Wan 'er learned of Wu Zhu's existence through Fan Xian's narration.

In Joy of Life, Lin Wan 'er learned of Wu Zhu's existence and found out that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu. In order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er finally forgave Wu Zhu. The specific plot and details were not provided, so it was impossible to determine when she knew of Wu Zhu's existence.

Lin Wan 'er learned of Wu Zhu's existence in " Celebrating Years," and discovered that Wu Zhu was Lin Gong's murderer. She felt anger and heartache for this and decided to work with the Qing Emperor to set up a trap to kill Wu Zhu. However, in order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er finally forgave Wu Zhu. The specific details and plot description were not provided, so it was impossible to determine how she knew of Wu Zhu's existence.

In Joy of Life, Lin Wan 'er learned of Wu Zhu's existence and found out that Wu Zhu was Lin Gong's murderer. This discovery made her feel anger and heartache. She decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu. In order to protect Wan 'er's feelings, Fan Xian hid the truth of Lin Gong's death from her. Thus, Lin Wan 'er knew of Wu Zhu's existence and that he had killed Lin Gong.