Lin Wan 'er knew Uncle Wu Zhu's secret.

Lin Wan 'er learned of Uncle Wu Zhu's secret in the 18th episode of " 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 " Celebrating Years," Lin Wan 'er learned Uncle Wu Zhu's secret. She found out that Wu Zhu was Lin Gong's murderer, and this discovery made her feel anger and heartache. Lin Wan 'er decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu, but Fan Xian stopped her in time. The specific details and plot description were not provided, so it was impossible to determine how she learned Uncle Wu Zhu's secret.

In " Celebrating Years," Lin Wan 'er learned Uncle Wu Zhu's secret. 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 " Celebrating Years," Lin Wan 'er learned Uncle Wu Zhu's secret. 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.

Lin Wan 'er learned of Uncle Wu Zhu's secret in the 18th episode of " 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 " Celebrating Years," Lin Wan 'er learned Uncle Wu Zhu's secret. 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.

Lin Wan 'er learned of Uncle Wu Zhu's secret in the 18th episode of " 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 " Celebrating Years," Lin Wan 'er learned of Uncle Wu Zhu's existence and discovered that Wu Zhu was the murderer of her brother, Lin Gong. Because of this, she felt anger and heartache. She 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 search results.

Lin Wan 'er had discovered Uncle Wu Zhu's secret in " Celebrating Years." When she learned that Wu Zhu was the murderer of her brother, Lin Gong, she felt anger and heartache. Thus, she 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 search results.

Lin Wan 'er learned of Wu Zhu's existence in the novel Celebrating Years 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.