A Transmigrator's Story in the Hyuga's Main Branch - Chapter 34: The Hyuga Medical Research Institute

After waking up, Bei Chen bit the bullet and became the leader of a certain group. On the first day of taking over the organization, the old housekeeper introduced Bei Chen to the three core cadres of the organization.

“Master, this is Coulson, and the two next to him are Natasha and Mei. They are the backbone of the organization.”

Beichen: “…”

All undercover? Going in through time travel?

Fortunately, the system was awakened at a critical time. As long as it is summoned and contained, it can get rich system rewards.

Ding~ Congratulations to the host for successfully taking in the Crimson King and gaining the power of supreme divinity! The Scarlet King in full force.

Ding ~ Congratulations to the host for successfully containing the son of evolution, and gaining the power of fusion evolution and transformation!

finally! Beichen, who possesses thousands of abilities, has become the most indescribable existence in the multiverse!

- Description from novelbuddy

One day, I woke up only find out that I’d become a Demon Lord, an individual responsible for protecting a dungeon. The world I’d been spirited away to was one filled with violence. Gigantic monsters wandered through it and competed with each other each and every day for the right to survive. I had no choice but to strengthen my dungeon’s defenses in hopes of living another day—or at least that was what I’d thought. For some odd reason, I instead ended up spending my days in relaxation and bliss.

Born with amazing talent and mastery of the sword, at age 13 he awakened his memory about the world thus setting out his own journey and create a world that is for himself and his crew onlyAt the age of seventeen, he went to sea, joined the Rocks Pirates, participated in the Battle of God Valley, plundered the treasures of the Celestial Dragons, formed his own pirate group, competed for the throne of the Four Emperors in the New World, and became the world's number one swordsman.The most powerful attack and the most powerful defense are gathered in one person, and finally became the strongest in the world.Before the war on the top, he helped Whitebeard restore his peak strength. When Whitebeard attracted the attention of the whole world, Li Yuan led his pirate group to attack the Celestial Dragon Holy Land Mary Geoise...

I am Ye Qing. Lucky I found a [Monster Factory] application.