The male lead of an anime has multiple personalities. Day and night are different.

There was an anime called " Blade of the Destroyer " that had multiple personalities. The male lead, Tanjiro, was a Ghost Hunter. He had different behaviors during the day and at night. During the day, he was cheerful, lively, and humorous. At night, he would transform into another personality and show a calm, calm, and cold side. There was a subtle relationship between these two personalities, and in the depths of his heart, there was also a connection between the two personalities. This anime was loved by the audience for its intense battles, profound character creation, and exquisite painting style.

I recommend "Dual Attributes of a Full-time Mage" to you. The male protagonist, Qin Shuo, is a holy angel with the power of light during the day, and at night, he becomes a ruthless killer. It meets your needs for finding a male protagonist with a dual personality, day and night! I hope you like this fairy's recommendation. Muah ~😗

The following are a few recommendations for novels with multiple personalities: 1. Author: This bowl of porridge. The male protagonist had two personalities. One was Mr. Warm and the other was a cruel demon. The plot was dark but sweet. The female protagonist successfully changed the male protagonist's attitude by clearing her name. In the end, the two of them came together. 2. "Sweet Heart and Honey" by Chestnut. The male lead had two personalities. One was cold and domineering, while the other was cheerful and sunny. The female lead was a dessert chef, and the male lead was the big boss of a restaurant. The two met because of their common preference for sweets. 3. Star Apprentice. The male protagonist had multiple personalities and a parasitic monster. The story was about their journey to save the world. 4. " I Can Switch Twelve Personalities " The male protagonist suffered from multiple personality disorder and had twelve different personalities. These personalities had helped him in his life and adventures. 5. The author of Dual-use: Zhao Min. The male lead had two personalities. One was gentle like jade, and the other was a soft and cute little white rabbit. The female lead was a self-centered and willful female hooligan. The plot was compact and cheerful, and the interaction between the male and female protagonists was exciting. These novels all centered around the male protagonist's multiple personalities. Each book had a different plot and development to satisfy the readers 'preferences for the male protagonist's multiple personalities.

A romance novel, the female pig's trotter is a dual personality, day and night are two personalities, regarding the urban supernatural, you can refer to the following novel title: Second personality

I recommend I Have Countless Personalities, an oriental fantasy novel, to you. This was a very twisted story. The male protagonist, Yu Po, had multiple personality splits. He was constantly reborn and became the most dazzling young man in the entire Federation. As he stepped onto the battlefield, the conflict between him and the Outsiders gradually surfaced. I hope you like this fairy's recommendation. Muah ~😗

The characters in the movie included the male lead, Xiao Cheng. I really only have one girlfriend! Male supporting character-Zheng Kai, Zheng Kai: This novel is a bit cruel. Female supporting character-Su Yiyi. Marry one and give away N. Female supporting character-An Lingwei. Female supporting character-Yao Shiyue. Omnipotent tool. Female supporting character-Su Momo, a black-bellied little devil who is good at socializing. "About My Girlfriend's Multiple Personalities" Author: Potato of the Two-Dimensional World. It's a light novel/original fantasy novel with daily novels. It's imaginative, relaxed, and has a shuraba. It has love elements. It's finished and can be enjoyed without worry. User recommendation: "How rude. You're Yiyi's boyfriend. Call me sister from now on." Proud and haughty. "I'll leave Yiyi to you. You can call me Aunt Rou." Gentle Madam. "Brother-in-law, you have to treat Yiyi well. Otherwise, I'll beat you up when I grow up." Cute girl. …… "Wait, aren't you all my wives?" Xiao Cheng scratched his head in confusion. P.S. If there are all kinds of complicated relatives and sisters in the personality, it's all the female protagonist's self-righteousness. This book was also known as "I Really Only Have One Girlfriend","My Girlfriend Is Crazy","It's Just My Master's Mission","She Cheated On Herself","A Single Person's Palace Fight Play","My Girlfriend Is Really Not My Sister-in-Law". I hope you will like this book.

"Using too many alternate accounts and becoming a multiple-personality" was a novel about a game and a game. The main character became a multiple-personality after transmigrating, so it could be recommended. However, this was a light novel. It might be different from the online novel that the title required. If you want a more suitable recommendation, please provide more information. I hope you like this fairy's recommendation. Muah ~😗

The protagonist of this novel is also a killer. He can enter the spiritual world of others and investigate their secrets. In the story, he also encountered multiple personality disorder and revealed the truth behind it through bizarre cases. I hope you like my recommendation. Muah ~

This novel was called "It's Just You", a modern romance novel about wealthy families. After the female protagonist split, she had many different personalities. Each personality corresponded to one person. Finally, with the help of Jiang Ruoli, they merged into one person with many personalities. I hope my answer will help you find this novel. If you like this type of novel, you can try other novels. I hope you like this fairy's recommendation. Muah ~😗

I need more context to answer your question. Could you please provide more information about the anime where the male lead is an alien? This way, I can better understand your questions and provide helpful answers.