Idle Fish Goes Ashore

A 30-year-old Chinese NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters! 
After reincarnating, he realized that he was endowed with a miraculous game-like system, which enables him to increase his own stats and transcend the limits of the human body. This system even has a game-breaking ability to save and load in real life!
In this new world that’s akin to a 2-D game, he just wants to enjoy life and head for a glorious future... However, he is quickly embroiled in a complex plot. Can he unlock his true potential and utilize his system to break the shackles that confine him and discover the truth about his previous body’s circumstances? 
Note: This novel have an open ending with multiple possibilities, all fans are welcome to imagine an ending together.

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NEET Receives a Dating Sim System

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"His Highness the prince… could you be referring to Shoutarou Rinura?" Seiji inquired.

"That's not him. However, His Highness stated that you were highly likely to mention this name," the brown-haired guard responded. "His Highness told us to welcome you into the palace when you arrive. Please follow me."

"I would like to ask your name, as well as the name of the person next to you."

"Because I feel like I've seen you somewhere before."

The brown-haired guard revealed a confused expression. He exchanged glances with the other guard.

"Neither of us remember ever meeting you before, sir. You must have mistaken me for another person."

"You truly don't remember ever seeing me before?" Seiji asked another question.

"Indeed, I've never seen you before… Please don't pay any attention to us. His Highness is still waiting for us. Please follow me into the palace."

The Undying Indestructible Avenger