Shenyuan Ziye's soul traveled to the world of Demon Slayer, awakened the Ice Breathing Technique, and obtained a system that allows him to level up by killing demons!

After traveling back in time for two and a half years, his parents were killed by evil spirits. Shenyuan Ziye was heartbroken and decided to join the Demon Slayer Corps. After becoming Bingzhu, he began to kill demons wantonly!

Tanjiro Kamado: Yes! Mr. Kamogen is a very powerful person!

Agatsuma Zenitsu: Kamigōnen, is work the only thing on your mind?

Inosuke Hashibira: Damn it! I can't surpass you again? Moonlit Night!

Shenyuan Ziye: Even if my body is destroyed, I will definitely kill the evil ghost!

...........

No heroine, a growing protagonist, invincible in the later stages, weak system, many battle chapters, high-energy throughout..........

Luochuan woke up and came to the world of Demon Slayer.

Together with Zenitsu, he was picked up and raised by the Pillar Jigoro Kuwashima.

However, he did not have the talent to practice breathing techniques, so he could only learn Thunder Breathing from Zenitsu.

Just when Luochuan was thinking about how to survive in this world full of ghosts, Luochuan awakened the friend system!

As long as you become friends with the other party, even if it's just verbal, you can get various rewards!

Add Zenitsu as a friend and receive the reward of Lightning Breathing Type 1: Thunderbolt Flash!

Add Tanjiro Kamado as a friend and receive the reward "Thread of Gap"!

Add Lei of the Lower Five as a friend to receive a bonus Blood Demon Art line rotation!

Add the Flame Pillar as a friend and receive the reward of the Secret of Breathing of Flame: Type Nine: Purgatory!

"No, you are full of blood demon arts, you say you are a Hashira??"