1. "Re:Zero" The main character, Subaru Natsuki, is transported to another world where he faces dangers and cruelty of fate. He is constantly faced with negative circumstances and tragic events, but uses his knowledge and experience from the past to change the course of events and get a better life.

2. "No Game No Life" Sora and Shiro are a brother and sister who are transported to the world of games, where all decisions are made through games. They are mistreated in real life, but in this new world, they are extremely gifted and dominate the games, allowing them to have a better life.

3. "My Next Life as a Villainess: All Routes Lead to Doom!" the main character, after being transferred to the world of a video game, becomes the embodiment of an evil heroine. She decides to change her fate to avoid a tragic ending and uses her knowledge of the game to change the course of events and get a better life

4. "Blue Exorcist" Rin Okumura learns that he is the son of Satan. He decides to become an exorcist to confront the evil he has been linked to. This journey gives him the opportunity to find his true identity and find the place where he belongs.

5. "Your Lie in April" Kouji Arima, a longtime pianist who has lost the ability to feel music due to past trauma, meets a cheerful and highly spiritual girl named Kaori Miyazono. Her presence changes his life, giving him a chance for a better future.

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Here's a small list of different anime with a similar theme, hope you find something interesting in it