Nano Mashin - Chapter 298: Yongho Family (5)

He swore that if he was given a second chance to live, he would live his life to the fullest.His life was full of misery but he was reincarnated in the body of the son of the strongest expert in the empire.He had the looks, wealth, and women. He was known as the “Handsome Playboy” and he didn't want to become a righteous protagonist.He awakened a system that can make him strong by making others feel the 7 sins towards him.He will collect many beauties and live to the peak of life.

Please note that any resemblance to actual persons, living or dead, real world events, or locales is purely coincidental and unintentional. The characters, places, and incidents portrayed in this work of fiction are products of the author's imagination.Discord: https://discord.gg/mXMRjzF

Jiang Chen accidentally traveled through and started his comprehensive journey.

The world is tentatively scheduled: Naruto – Attack on Titan – Blade of Demon Slayer – Sword Art Online – Detective Conan, etc.

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In the Naruto world, Jiang Chen obtained the apprenticeship ten thousand times return system, as long as he taught his apprentices, he could get a correspondingly high return reward.

As a reward, Jiang Chen taught Hinata the black coffin he brought from the world of the god of death to Hinata.

During the Chunin Exam,

Neji: “Abstain, Hinata, you are not fit to be a ninja.”

Hinata: “I don’t want to run away, Brother Neji, let’s have a showdown! The turbid coat of arms is faintly revealing, and the unruly and arrogant talent… The Ninety of Destruction: The Black Coffin!! !”

Everyone: “You call your brother on the lips, but you actually kill him. This girl is too scary!”

(The introduction is weak, please move to the text~)

- Description from novelbuddy

A little ruffian who fought recklessly without any morals and bottomline accidentally time-traveled to parallel space and became a Key Case Investigation Team agent. The huge change in identity had him creating chaos in the police station. However, a strange miracle system helped him repeatedly solve mysterious cases, turning him into an impudent ruffian detective!