Became a Failed Experimental Subject - Chapter 5: It’s a Monster

After choking to death on a watermelon, Rong Jiahui thought that she would enter the netherworld and be reincarnated.

But when she opened her eyes, she discovered, to her very horror, that she had returned twelve years into the past…

Looking at the beautiful and awkward “little brother” that would be conferred the title of Marshal in the future for outstanding military service, she almost let out a snort of laughter.

She firmly decided to hug the thigh of this little brother, and climb to the top of her life!

The plan was beautiful, but it had just one problem.

Why had this little brother… suddenly turned into…

A little sister…

- Description from Novelupdates

Living in Tokyo, using the Mind-reading Extraction Skill, I thought I could become an all-powerful superhero, but instead, I got dragged into a twisted cycle of love?! Without even a moment to mourn my youth, the one who immediately rushed to the battlefield was— Kiryu Hina (ex-girlfriend), “Remember, this is what you owe me.” Ayakoji Chiyoko (current girlfriend), “Break it off with that woman immediately!” Kohinata Motoyo (rough target), “Please, I’ll do anything!” Ai Cheng Hua Lian (always losing), “Huh?” Kagura Hikaru (protagonist), “...........” My youth romantic comedy can’t possibly be this twisted!!!

The leader of the thousand demons, the Demon God Chun YeoWoon. Due to an unfortunate accident, he had been sent to the distant future.

They stole his future. Now, he’s rewriting reality.Ryan was at the top—champion of the world’s biggest VRMMO, but one wish changed everything.“I wish I could start over.”The Orb of Wishes granted it. Literally. Time snapped backward. The world unraveled. And Ryan woke up years in the past, holding his younger sisters close in a rotting apartment, broke and desperate.This time, he’s not starting from scratch.He remembers it all. Every hidden boss. Every bugged quest. Every game-breaking secret. While the world waits for the launch of Kingdom Forge, Ryan prepares to tear through it like a storm.But when he logs in, something glitches.His old character is locked. His class is reset. His power? Supposedly gone.Then the system flashes something strange:[Access Granted: Legacy Bank Synced][Warning: You were never meant to exist.]Ryan grins. He doesn’t need a strong class. He doesn’t need fair odds. He has what nobody else does—endgame knowledge in a beginner’s world, and an account holding gear, gold, and exploits that broke the game once before.He’s done being a pawn.This time, he’ll become the glitch the system can’t contain.