What true story is 'The Watcher' based on?

The little princess of the Huo family, one of the wealthiest families, was mistakenly switched out nineteen years ago! The fake heiress is well-educated, talented, and doted on, while the real heiress is an uncontrollable girl who loves to fight, has a strange personality, and had dropped out of school very early… In her previous life, Xing Jiuan’s biological parents found her and brought her home at the age of nineteen. However, the fake heiress, Huo Chulan, still seemed to be the one-and-only young miss of the family while she was hidden away in the shadows. Xing Jiuan spent her twenty-first birthday alone. She was ignored and disliked by her real family. She stepped out of her house for the first time after a long while to see the world. However, she ended up dead by the roadside. After her rebirth, she is once again standing at the door, staring at her biological parents and two elder brothers. But this time, she says coldly, "I don't need a family." Surprisingly, the Huo family starts to shower her with limitless adoration. Everyone says that the Huo family is penny wise and pound foolish as they retained the incompetent real heiress of their family and chased the well-rounded fake heiress out the door. However, only Xing Jiuan's parents and elder brothers knew that Jiuan is the family member that deserves their love the most.

The watcher is a fanfic novel of fantasy type animation and movie

Ray Smith, a former billionaire falls victim to a trap, crashing his plane into the ocean. Waking up he realized that not only was he reborn into the Marvel Universe but as the older brother of Wolverine. Being a near-immortal mutant, his life was passing by just fine and he was clearly waiting for the age of superheroes but why is there a guy dressed in a Batsuit? And what's that large Robot doing here? ---------------------------- The novel mainly focuses on Marvel, but a little bit of DC and other movie franchise mixed into it.

a normal kid whose only desire was to be a hero has been destroyed by society and his only spark of light that has been making him go forward completely destroyed his dream

“I will look up into the sky on this wasteland and fight for our civilization!” Xu Mo was accidentally transmigrated to an apocalyptic world. He quickly learned that his parents had just passed away and he was being hunted. Not only that, but his only uncle was trying to take away the money his parents had left for him. In order to protect himself and his younger sister, he steeled his heart and decided to walk down the dangerous Path of Evolution. “Energy, magnetic field, dark matter, radiation… All of these are now known as Source Power!” By absorbing the Source Power, one could evolve their body, activate uncharted brainpower, awaken abilities, and even create weapons. One could even travel through the vast universe if they got powerful enough. For Xu Mo, who had just started to absorb Source Power, he started to realize that he could see things that others could not.