I'm not sure which novel you're referring to, Return of Happiness, because the name could refer to different works. If you can provide more background information or context, I will try my best to provide you with a more accurate answer.
In the Eastern fantasy online novel " Lord of the Mysteries ", which was serialised on Qidian Chinese Network, The Fool's identity was exposed in chapter 113," The Fool." In this chapter, through the actions of the Tarot Club members Audrey Hall, Fors Wall, Emlyn White, Cattleya Wilkin, and company, Klein learned of the exposure of his identity as The Fool. Then, with the help of Sea God Kalvetua's powers, he made The World Gehrman Sparrow, Machinery Hivemind Alger Wilson, Rose School of Thought member Sheriff Xio Derecha," The True Creator's believers, Spectator, Amon, and company learned of The Fool's existence. Hurry up and click on the link below to return to the super classic " Lord of the Mysteries "!
In Battle Through the Heavens, Yao Lao's identity was seen through by Protector Wu of the Hall of Souls at chapter 166. Back then, Xiao Yan, the Little Fairy Doctor, and Tian Huo zun-zhe were hiding from the 'Hall of Souls' in the Magic Beast Mountain Range. Protector Wu had used his Spiritual Strength to track Yao Lao's existence. In order to lure Yao Lao out, Protector Wu pretended to attack the Little Fairy Doctor. Xiao Yan stepped forward and used the Angry Buddha Lotus Flame to engage Protector Wu in an intense battle. Protector Wu saw through Yao Lao's identity during the battle and informed the other experts from the Hall of Souls. Hurry up and click on the link below to return to the super classic original work," Battle Through the Heavens "!
According to the information provided, this question cannot be answered. It is recommended to provide more relevant information to obtain a more accurate answer.
Wu Zhu's identity in " Celebrating Years " was revealed after the Dong Mountain incident. After that, he was severely injured by the Qing Emperor and went to Dong Mountain to recuperate. There, he received the parts sent by the Temple, which were said to allow him to live for another 500 years. Thus, it could be said that Wu Zhu's identity was revealed after the Dong Mountain incident.
Wu Zhu's identity in " Celebrating Years " was revealed after the Dong Mountain incident.
Fan Xian's identity was exposed in " Celebrating Years." Fan Xian was initially thought to be Fan Jian's illegitimate son. However, in the fifth volume, Fan Xian saw a letter Ye Qingmei had left for him and began to doubt his origins. Through a series of clues and experiences, Fan Xian finally learned that his true identity was the Qing Emperor's son. The specific exposure time was not mentioned.
Wu Zhu's identity was revealed in " Celebrating Years " after the Dong Mountain incident. The specific time of the announcement was not mentioned.
The exact time Fan Xian's identity was exposed in " Celebrating Years " was not mentioned. However, in the fifth volume, Fan Xian saw a letter Ye Qingmei had left for him and began to doubt his origins. Through a series of clues and experiences, Fan Xian finally learned that his true identity was the Qing Emperor's son. Thus, Fan Xian's identity was revealed in the fifth volume of the novel.
At present, there was no definite information to reveal the identity of the male lead of "Beauty of the Nation". Although there were some reports that Yang Zi and Li Xian were the first choices for the male and female leads of the show, this had not been officially confirmed. Therefore, there was no definite information about the identity of the male lead of " Beauty of the Nation."
The following are some recommended novels that reveal the identity of the villain: Naruto: Killing Blood, I Want to Be the Villain White Moonlight, Douluo's Apprentice Becomes Stronger, Douluo: Dress up as Su Yuntao, Your Holiness the Pope, Douluo: The Beginning Destroys Yu Xiaogang's Reputation, Revealing 100 Secrets of the World of Martial Arts at the Beginning, Quickly Dress Up: After the Female Villain's Level is Maximum, Unparalleled Villain's Opening Memories Exposed, Villain: Memories Exposed, Female Lead Begs for My Forgiveness "," As the Demon Emperor, My Memories Exposed "," Villain Identity Exposed, All the Wives Are Demonesses?" Wait. These novels covered different topics, including the world of Naruto, the cultivation world, the city, fantasy, and so on. The story revolved around the exposure of the protagonist's identity as a villain.