Not likely. Usually, when something is based on a fanfic, there are clear indications or acknowledgments. But for 'You', there's no such evidence suggesting it's from a fanfic.
I don't think so. 'You' seems to be an original concept rather than based on a fanfic.
Chapter 170, ", Mother (Extra 7,000 words)", is the clearest early answer because it turns Rage Owl Star's situation into a concrete plot event. Early on, You see, after he had an idea, the first person he contacted was me,.... By the end, But in the middle section, she saw a man who had become steady and....
Chapter 52, "chapters, not considered a beating", is the clearest early answer because it turns Gu Hang's situation into a concrete plot event. It opens with After activating the event "The Phoenix Shall Die," Gu Hang had 36... and closes on The first two are direct imperial forces with relatively higher.... The key payoff is that the chapter closes with Gu Hang smiled., which gives chapters, not considered a beating a stronger narrative position and pushes the power growth onward.
Chapter 287, ", Let the Grenade Launcher Roar!", is the clearest early answer because it turns Squad's situation into a concrete plot event. A useful checkpoint is the way the scene starts with However, the guns in the hands of ordinary soldiers did not fire. and follows through with With some operations, he made the explosive rifle roar again!.
Chapter 229, ", Incarnation of the Evil God", is the clearest early answer because it turns Matins's situation into a concrete plot event. A useful checkpoint is the way the scene starts with At this moment, the young team captain, with her cheeks flushed,... and follows through with It was scheduled for 11 a.m., but I accidentally released it....
Chapter 244, ", Peace of Mind Comes from the Son", is the clearest early answer because it turns Lacroix's situation into a concrete plot event. The setup is They had always been cautious not to engage with the sentinel mechas..., but the pressure keeps building through But now, there was no avoiding it..
Chapter 142, ", New Troop Type", is the clearest early answer because it turns Green Skin Orcs's situation into a concrete plot event. It opens with This part of the work, he had almost completely handed over to... and closes on With these four thousand regular troops, the problem at the front....
Chapter 206, ", execute 5 rounds of full fire at the ground!", is the clearest early answer because the violence around Great Demon becomes final instead of hypothetical. The chapter turns that into something concrete by moving from Commander Matins and others found their retreat from the sea platform... to Today, after receiving the strike request from Commander Matins, they....
Chapter 237, ", Can I Also Ascend to Godhood?", is the clearest early answer because it turns Battle Nuns's situation into a concrete plot event. The chapter turns that into something concrete by moving from They might not understand much, but seeing Mr. to Her softened attitude, the assistance she spoke of, paradoxically.... What makes it stick is that the chapter closes with Or...
Chapter 293, "You want 300 million?", is the clearest early answer because it turns Rage Owl Star's situation into a concrete plot event. The chapter gives readers a real answer by opening on Furthermore, deciding whether to turn a blind eye depended on... and ending on People would rebel against them in an instant.. In story terms, the chapter closes with Then, the inspection began., which gives Rage Owl Star a stronger narrative position and pushes the power growth onward.
Chapter 146, ", Do You Know How Expensive Orbital Strikes Are?", is the clearest early answer because it turns Colossal Cannon's situation into a concrete plot event. It opens with The commendation letter from the planetary governor can indeed serve... and closes on The cost of one round of ammunition is four thousand tax coins, and a....